SUSE update for the Linux Kernel RT (Live Patch 0 for SLE 15 SP6)

1) Out-of-bounds read

EUVDB-ID: #VU91391

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-2024-35949

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 __btrfs_check_leaf() and __btrfs_check_node() functions in fs/btrfs/tree-checker.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel RT (Live Patch 0 for SLE 15 SP6) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP6

SUSE Linux Enterprise Server 15: SP6

kernel-livepatch-SLE15-SP6-RT_Update_0-debugsource: before 6-150600.3.2

kernel-livepatch-6_4_0-150600_8-rt: before 6-150600.3.2

kernel-livepatch-6_4_0-150600_8-rt-debuginfo: before 6-150600.3.2

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_live_patching:15-SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_real_time_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:a:suse:kernel-livepatch-sle15-sp6-rt_update_0-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kernel-livepatch-6_4_0-150600_8-rt:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kernel-livepatch-6_4_0-150600_8-rt-debuginfo:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2024/suse-su-20244129-1/

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) Use-after-free

EUVDB-ID: #VU90047

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-2024-36904

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 tcp_twsk_unique() function in net/ipv4/tcp_ipv4.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package the Linux Kernel RT (Live Patch 0 for SLE 15 SP6) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP6

SUSE Linux Enterprise Server 15: SP6

kernel-livepatch-SLE15-SP6-RT_Update_0-debugsource: before 6-150600.3.2

kernel-livepatch-6_4_0-150600_8-rt: before 6-150600.3.2

kernel-livepatch-6_4_0-150600_8-rt-debuginfo: before 6-150600.3.2

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_live_patching:15-SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_real_time_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:a:suse:kernel-livepatch-sle15-sp6-rt_update_0-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kernel-livepatch-6_4_0-150600_8-rt:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kernel-livepatch-6_4_0-150600_8-rt-debuginfo:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2024/suse-su-20244129-1/

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) Memory leak

EUVDB-ID: #VU96290

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-2024-43861

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 qmimux_rx_fixup() function in drivers/net/usb/qmi_wwan.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel RT (Live Patch 0 for SLE 15 SP6) to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Live Patching: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

SUSE Linux Enterprise Server for SAP Applications 15: SP6

SUSE Linux Enterprise Server 15: SP6

kernel-livepatch-SLE15-SP6-RT_Update_0-debugsource: before 6-150600.3.2

kernel-livepatch-6_4_0-150600_8-rt: before 6-150600.3.2

kernel-livepatch-6_4_0-150600_8-rt-debuginfo: before 6-150600.3.2

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_live_patching:15-SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_real_time_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP6:*:*:*:*:*:*:*
• cpe:2.3:a:suse:kernel-livepatch-sle15-sp6-rt_update_0-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kernel-livepatch-6_4_0-150600_8-rt:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:kernel-livepatch-6_4_0-150600_8-rt-debuginfo:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2024/suse-su-20244129-1/

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.