Out-of-bounds Write Affecting kernel-livepatch-5_3_18-150200_24_148-default package, versions <12-150200.2.1


Severity

Recommended
medium

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (13th percentile)

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  • Snyk IDSNYK-SLES152-KERNELLIVEPATCH531815020024148DEFAULT-6598047
  • published12 Apr 2024
  • disclosed11 Apr 2024

Introduced: 11 Apr 2024

CVE-2023-42753  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade SLES:15.2 kernel-livepatch-5_3_18-150200_24_148-default to version 12-150200.2.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-5_3_18-150200_24_148-default package and not the kernel-livepatch-5_3_18-150200_24_148-default package as distributed by SLES. See How to fix? for SLES:15.2 relevant fixed versions and status.

An array indexing vulnerability was found in the netfilter subsystem of the Linux kernel. A missing macro could lead to a miscalculation of the h-&gt;nets array offset, providing attackers with the primitive to arbitrarily increment/decrement a memory buffer out-of-bound. This issue may allow a local user to crash the system or potentially escalate their privileges on the system.

References

CVSS Base Scores

version 3.1