SB2024122049 - openEuler 20.03 LTS SP4 update for kernel

Description

This security bulletin contains information about 7 vulnerabilities.

1) Use-after-free (CVE-ID: CVE-2024-50125)

CWE-ID: CWE-416 - Use After Free

CVSSv4: 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

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

The vulnerability exists due to a use-after-free error within the SCO_CONN_TIMEOUT(), sco_sock_timeout() and sco_conn_del() functions in net/bluetooth/sco.c, within the bt_sock_unlink() function in net/bluetooth/af_bluetooth.c. A local user can escalate privileges on the system.

2) Memory leak (CVE-ID: CVE-2024-50167)

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

CVSSv4: 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

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

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

3) Memory leak (CVE-ID: CVE-2024-50168)

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

CVSSv4: 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

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

The vulnerability exists due to memory leak within the sun3_82586_send_packet() function in drivers/net/ethernet/i825xx/sun3_82586.c. A local user can perform a denial of service (DoS) attack.

4) Incorrect calculation (CVE-ID: CVE-2024-50251)

CWE-ID: CWE-682 - Incorrect Calculation

CVSSv4: 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:P/U:Clear

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

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

5) Use-after-free (CVE-ID: CVE-2024-53057)

CWE-ID: CWE-416 - Use After Free

CVSSv4: 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

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

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

6) NULL pointer dereference (CVE-ID: CVE-2024-53131)

CWE-ID: CWE-476 - NULL Pointer Dereference

CVSSv4: 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

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

The vulnerability exists due to NULL pointer dereference within the __nilfs_get_page_block() function in fs/nilfs2/page.c. A local user can perform a denial of service (DoS) attack.

7) Use of uninitialized resource (CVE-ID: CVE-2024-53142)

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

CVSSv4: 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

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 do_name() and do_copy() functions in init/initramfs.c. A local user can perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-2570