CVE-2022-3543

Description

A vulnerability, which was classified as problematic, has been found in Linux Kernel. This issue affects the function unix_sock_destructor/unix_release_sock of the file net/unix/af_unix.c of the component BPF. The manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211043.

CVSS Metrics

• v3.1•LOW•Score: 3.5CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
• v3.1•MEDIUM•Score: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Trends

Current EPSS score: 0.11%• Percentile: 28%

Techniques & Countermeasures

• CWE-401•Missing Release of Memory after Effective Lifetime

  The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse.

• CWE-404•Improper Resource Shutdown or Release

  The product does not release or incorrectly releases a resource before it is made available for re-use.

Affected Systems

• Unknown•Kernel

  n/a

• linux•linux_kernel

  < 6.1

References (2)

• https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=7a62ed61367b8fd01bae1e18e30602c25060d824
• https://vuldb.com/?id.211043