Untrusted Pointer Dereference Affecting kernel-headers package, versions <0:6.1.91-99.172.amzn2023


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-AMZN2023-KERNELHEADERS-7445802
  • published12 Jul 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 Amazon-Linux:2023 kernel-headers to version 0:6.1.91-99.172.amzn2023 or higher.
This issue was patched in ALAS2023-2024-643.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-headers package and not the kernel-headers package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 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