Ubuntu update for linux-aws



Risk Medium
Patch available YES
Number of vulnerabilities 32
CVE-ID CVE-2022-23041
CVE-2025-21971
CVE-2024-56770
CVE-2024-56650
CVE-2024-56642
CVE-2024-56631
CVE-2024-56598
CVE-2024-53173
CVE-2024-53140
CVE-2024-53066
CVE-2024-53063
CVE-2024-50256
CVE-2024-50237
CVE-2024-49944
CVE-2024-46780
CVE-2024-46771
CVE-2024-36934
CVE-2024-35864
CVE-2024-26996
CVE-2024-26974
CVE-2024-26915
CVE-2024-26689
CVE-2023-52741
CVE-2021-47587
CVE-2021-47506
CVE-2021-47500
CVE-2021-47245
CVE-2021-47219
CVE-2021-47191
CVE-2021-47163
CVE-2021-47150
CVE-2021-46959
CWE-ID CWE-362
CWE-682
CWE-399
CWE-125
CWE-416
CWE-415
CWE-908
CWE-388
CWE-476
CWE-119
CWE-401
CWE-667
Exploitation vector Local network
Public exploit N/A
Vulnerable software
 Ubuntu
Operating systems & Components / Operating system

linux-aws (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains information about 32 vulnerabilities.

1) Race condition

EUVDB-ID: #VU63310

Risk: Low

CVSSv4.0: 4.4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-23041

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

The vulnerability allows a local user to bypass implemented security restrictions.

The vulnerability exists due to a race condition in blkfront, netfront, scsifront, usbfront, dmabuf, xenbus, 9p, kbdfront, and pvcalls ring buffers. A malicious backend can exploit the race condition and read or write data or perform a denial of service attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Incorrect calculation

EUVDB-ID: #VU106863

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-21971

CWE-ID: CWE-682 - Incorrect Calculation

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to incorrect calculation within the tc_ctl_tclass() function in net/sched/sch_api.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Resource management error

EUVDB-ID: #VU102490

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-56770

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to resource management error within the tfifo_reset(), tfifo_enqueue(), netem_enqueue() and netem_dequeue() functions in net/sched/sch_netem.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Out-of-bounds read

EUVDB-ID: #VU102078

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-56650

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds read error within the led_tg_check() function in net/netfilter/xt_LED.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Use-after-free

EUVDB-ID: #VU102029

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-56642

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the cleanup_bearer() function in net/tipc/udp_media.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) Use-after-free

EUVDB-ID: #VU102024

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-56631

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the sg_release() function in drivers/scsi/sg.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

7) Out-of-bounds read

EUVDB-ID: #VU102085

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-56598

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds read error within the dtReadFirst() function in fs/jfs/jfs_dtree.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

8) Use-after-free

EUVDB-ID: #VU102058

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-53173

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the nfs4_open_release() function in fs/nfs/nfs4proc.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

9) Double free

EUVDB-ID: #VU101230

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-53140

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a double free error within the netlink_skb_set_owner_r(), netlink_sock_destruct(), deferred_put_nlk_sk() and netlink_release() functions in net/netlink/af_netlink.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

10) Use of uninitialized resource

EUVDB-ID: #VU100730

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-53066

CWE-ID: CWE-908 - Use of Uninitialized Resource

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to use of uninitialized resource within the nfs_fattr_init() function in fs/nfs/inode.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

11) Resource management error

EUVDB-ID: #VU100741

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-53063

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to resource management error within the DECLARE_RWSEM() and dvb_register_device() functions in drivers/media/dvb-core/dvbdev.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

12) Improper error handling

EUVDB-ID: #VU100192

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-50256

CWE-ID: CWE-388 - Error Handling

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper error handling within the nf_reject6_fill_skb_dst() and nf_send_reset6() functions in net/ipv6/netfilter/nf_reject_ipv6.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

13) Use of uninitialized resource

EUVDB-ID: #VU100194

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-50237

CWE-ID: CWE-908 - Use of Uninitialized Resource

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to use of uninitialized resource within the ieee80211_get_tx_power() function in net/mac80211/cfg.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

14) NULL pointer dereference

EUVDB-ID: #VU98953

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-49944

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to NULL pointer dereference within the sctp_listen_start() function in net/sctp/socket.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

15) Buffer overflow

EUVDB-ID: #VU97564

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-46780

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to memory corruption within the nilfs_dev_revision_show(), nilfs_dev_device_size_show(), nilfs_dev_uuid_show() and nilfs_dev_volume_name_show() functions in fs/nilfs2/sysfs.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

16) Memory leak

EUVDB-ID: #VU97485

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-46771

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to memory leak within the bcm_notify() function in net/can/bcm.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

17) Out-of-bounds read

EUVDB-ID: #VU90266

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-36934

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds read error within the bnad_debugfs_write_regrd() and bnad_debugfs_write_regwr() functions in drivers/net/ethernet/brocade/bna/bnad_debugfs.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

18) Use-after-free

EUVDB-ID: #VU90149

Risk: Medium

CVSSv4.0: 4.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-35864

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the smb2_is_valid_lease_break() function in fs/smb/client/smb2misc.c. A remote non-authenticated attacker can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

19) Use-after-free

EUVDB-ID: #VU90184

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-26996

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the ncm_set_alt() and ncm_disable() functions in drivers/usb/gadget/function/f_ncm.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

20) Use-after-free

EUVDB-ID: #VU90185

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-26974

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the adf_device_reset_worker() and adf_dev_aer_schedule_reset() functions in drivers/crypto/qat/qat_common/adf_aer.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

21) Buffer overflow

EUVDB-ID: #VU91311

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-26915

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to memory corruption within the vega20_ih_get_wptr() function in drivers/gpu/drm/amd/amdgpu/vega20_ih.c, within the vega10_ih_get_wptr() function in drivers/gpu/drm/amd/amdgpu/vega10_ih.c, within the tonga_ih_get_wptr() function in drivers/gpu/drm/amd/amdgpu/tonga_ih.c, within the si_ih_get_wptr() function in drivers/gpu/drm/amd/amdgpu/si_ih.c, within the navi10_ih_get_wptr() function in drivers/gpu/drm/amd/amdgpu/navi10_ih.c, within the iceland_ih_get_wptr() function in drivers/gpu/drm/amd/amdgpu/iceland_ih.c, within the cz_ih_get_wptr() function in drivers/gpu/drm/amd/amdgpu/cz_ih.c, within the cik_ih_get_wptr() function in drivers/gpu/drm/amd/amdgpu/cik_ih.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

22) Use-after-free

EUVDB-ID: #VU90220

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-26689

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the __prep_cap() and __send_cap() functions in fs/ceph/caps.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

23) Use-after-free

EUVDB-ID: #VU90065

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-52741

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the uncached_fill_pages() and readpages_fill_pages() functions in fs/cifs/file.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

24) Improper locking

EUVDB-ID: #VU92353

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-47587

CWE-ID: CWE-667 - Improper Locking

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper locking within the tdma_port_write_desc_addr() and bcm_sysport_open() functions in drivers/net/ethernet/broadcom/bcmsysport.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

25) Use-after-free

EUVDB-ID: #VU90052

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-47506

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the hash_delegation_locked(), unhash_delegation_locked() and nfsd4_cb_recall_prepare() functions in fs/nfsd/nfs4state.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

26) Use-after-free

EUVDB-ID: #VU90050

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-47500

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the mma8452_trigger_setup() function in drivers/iio/accel/mma8452.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

27) Out-of-bounds read

EUVDB-ID: #VU91088

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-47245

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds read error within the synproxy_parse_options() function in net/netfilter/nf_synproxy_core.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

28) Out-of-bounds read

EUVDB-ID: #VU90324

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-47219

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds read error within the resp_report_tgtpgs() function in drivers/scsi/scsi_debug.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

29) Out-of-bounds read

EUVDB-ID: #VU90325

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-47191

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds read error within the resp_readcap16() function in drivers/scsi/scsi_debug.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

30) Race condition

EUVDB-ID: #VU93381

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-47163

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a race condition within the cleanup_bearer() and tipc_udp_disable() functions in net/tipc/udp_media.c, within the tipc_exit_net() function in net/tipc/core.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

31) Memory leak

EUVDB-ID: #VU90014

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-47150

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to memory leak within the fec_enet_init() function in drivers/net/ethernet/freescale/fec_main.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

32) Use-after-free

EUVDB-ID: #VU90246

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-46959

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the devm_spi_alloc_master(), devm_spi_register_master() and spi_unregister_master() functions in drivers/spi/spi.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package linux-aws to the latest version.

Vulnerable software versions

Ubuntu: 14.04

linux-aws (Ubuntu package): before 4.4.0-1143.149

CPE2.3 External links

https://ubuntu.com/security/notices/USN-7506-2


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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