CVE-2023-52459

Description

In the Linux kernel, the following vulnerability has been resolved: media: v4l: async: Fix duplicated list deletion The list deletion call dropped here is already called from the helper function in the line before. Having a second list_del() call results in either a warning (with CONFIG_DEBUG_LIST=y): list_del corruption, c46c8198->next is LIST_POISON1 (00000100) If CONFIG_DEBUG_LIST is disabled the operation results in a kernel error due to NULL pointer dereference.

CVSS Metrics

• 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: 0.02%• Percentile: 5%

Techniques & Countermeasures

• CWE-476•NULL Pointer Dereference

  The product dereferences a pointer that it expects to be valid but is NULL.

Affected Systems

• linux•linux

  ≥ 28a1295795d85a25f2e7dd391c43969e95fcb341, < b7062628caeaec90e8f691ebab2d70f31b7b6b91 | ≥ 28a1295795d85a25f2e7dd391c43969e95fcb341, < 49d82811428469566667f22749610b8c132cdb3e | ≥ 28a1295795d85a25f2e7dd391c43969e95fcb341, < 3de6ee94aae701fa949cd3b5df6b6a440ddfb8f2 | 6.6

• linux•linux_kernel

  ≥ 6.6.0, < 6.6.14 | ≥ 6.7.0, < 6.7.2

References (3)

• https://git.kernel.org/stable/c/b7062628caeaec90e8f691ebab2d70f31b7b6b91
• https://git.kernel.org/stable/c/49d82811428469566667f22749610b8c132cdb3e
• https://git.kernel.org/stable/c/3de6ee94aae701fa949cd3b5df6b6a440ddfb8f2