CVE-2022-49426 Affecting kernel-devel 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
0.06% (20th percentile)

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  • Snyk IDSNYK-SLES155-KERNELDEVEL-9699643
  • published15 Apr 2025
  • disclosed14 Apr 2025

Introduced: 14 Apr 2025

NewCVE-2022-49426  (opens in a new tab)

How to fix?

Upgrade SLES:15.5 kernel-devel 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-devel package and not the kernel-devel 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:

iommu/arm-smmu-v3-sva: Fix mm use-after-free

We currently call arm64_mm_context_put() without holding a reference to the mm, which can result in use-after-free. Call mmgrab()/mmdrop() to ensure the mm only gets freed after we unpinned the ASID.

CVSS Base Scores

version 3.1