Memory Leak Affecting kernel-64kb package, versions <5.14.21-150500.55.100.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.25% (17th percentile)

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  • Snyk IDSNYK-SLES155-KERNEL64KB-9701903
  • published15 Apr 2025
  • disclosed14 Apr 2025

Introduced: 14 Apr 2025

CVE-2022-49583  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade SLES:15.5 kernel-64kb to version 5.14.21-150500.55.100.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-64kb package and not the kernel-64kb package as distributed by SLES. See How to fix? for SLES:15.5 relevant fixed versions and status.

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

iavf: Fix handling of dummy receive descriptors

Fix memory leak caused by not handling dummy receive descriptor properly. iavf_get_rx_buffer now sets the rx_buffer return value for dummy receive descriptors. Without this patch, when the hardware writes a dummy descriptor, iavf would not free the page allocated for the previous receive buffer. This is an unlikely event but can still happen.

[Jesse: massaged commit message]

CVSS Base Scores

version 3.1