Untrusted Pointer Dereference Affecting kernel-doc package, versions <0:4.18.0-477.74.1.el8_8


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELDOC-8085520
  • published24 Sept 2024
  • disclosed30 May 2024

Introduced: 30 May 2024

CVE-2024-36929  (opens in a new tab)
CWE-822  (opens in a new tab)

How to fix?

Upgrade RHEL:8 kernel-doc to version 0:4.18.0-477.74.1.el8_8 or higher.
This issue was patched in RHSA-2024:6993.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-doc package and not the kernel-doc package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

net: core: reject skb_copy(_expand) for fraglist GSO skbs

SKB_GSO_FRAGLIST skbs must not be linearized, otherwise they become invalid. Return NULL if such an skb is passed to skb_copy or skb_copy_expand, in order to prevent a crash on a potential later call to skb_gso_segment.

CVSS Scores

version 3.1