SB2024082105 - Red Hat Enterprise Linux 9 update for kernel

Description

This security bulletin contains information about 11 vulnerabilities.

1) NULL pointer dereference (CVE-ID: CVE-2023-52463)

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 efivarfs_get_tree() function in fs/efivarfs/super.c. A local user can perform a denial of service (DoS) attack.

2) Buffer overflow (CVE-ID: CVE-2024-26853)

CWE-ID: CWE-119 - Memory corruption

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 memory corruption within the igc_xdp_xmit() function in drivers/net/ethernet/intel/igc/igc_main.c. A local user can escalate privileges on the system.

3) Reachable Assertion (CVE-ID: CVE-2024-36000)

CWE-ID: CWE-617 - Reachable Assertion

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 reachable assertion within the alloc_huge_page() function in mm/hugetlb.c. A local user can perform a denial of service (DoS) attack.

4) Memory leak (CVE-ID: CVE-2023-52735)

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 sock_map_unhash(), sock_map_destroy() and sock_map_close() functions in net/core/sock_map.c. A local user can perform a denial of service (DoS) attack.

5) Out-of-bounds read (CVE-ID: CVE-2024-36883)

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

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 an out-of-bounds read error within the net_alloc_generic() and register_pernet_operations() functions in net/core/net_namespace.c. A local user can perform a denial of service (DoS) attack.

6) NULL pointer dereference (CVE-ID: CVE-2024-38608)

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 mlx5e_resume(), _mlx5e_suspend(), mlx5e_suspend(), _mlx5e_probe() and _mlx5e_remove() functions in drivers/net/ethernet/mellanox/mlx5/core/en_main.c. A local user can perform a denial of service (DoS) attack.

7) Improper locking (CVE-ID: CVE-2024-40995)

CWE-ID: CWE-667 - Improper Locking

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 improper locking within the tcf_idr_check_alloc() and rcu_read_unlock() functions in net/sched/act_api.c. A local user can perform a denial of service (DoS) attack.

8) Out-of-bounds read (CVE-ID: CVE-2024-41090)

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

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 an out-of-bounds read error within the tap_get_user_xdp() function in drivers/net/tap.c. A local user can perform a denial of service (DoS) attack.

9) Out-of-bounds read (CVE-ID: CVE-2024-41091)

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

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 an out-of-bounds read error within the tun_xdp_one() function in drivers/net/tun.c. A local user can perform a denial of service (DoS) attack.

10) Memory leak (CVE-ID: CVE-2024-41076)

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 nfs4_set_security_label() function in fs/nfs/nfs4proc.c. A local user can perform a denial of service (DoS) attack.

11) NULL pointer dereference (CVE-ID: CVE-2024-42107)

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 ice_ptp_extts_event() function in drivers/net/ethernet/intel/ice/ice_ptp.c. A local user can perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://access.redhat.com/errata/RHSA-2024:5672