Memory Leak Affecting kernel-default package, versions <5.14.21-150500.55.103.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.01% (2nd percentile)

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  • Snyk IDSNYK-SLES155-KERNELDEFAULT-10225317
  • published22 May 2025
  • disclosed21 May 2025

Introduced: 21 May 2025

NewCVE-2023-53002  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade SLES:15.5 kernel-default to version 5.14.21-150500.55.103.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-default package and not the kernel-default 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:

drm/i915: Fix a memory leak with reused mmap_offset

drm_vma_node_allow() and drm_vma_node_revoke() should be called in balanced pairs. We call drm_vma_node_allow() once per-file everytime a user calls mmap_offset, but only call drm_vma_node_revoke once per-file on each mmap_offset. As the mmap_offset is reused by the client, the per-file vm_count may remain non-zero and the rbtree leaked.

Call drm_vma_node_allow_once() instead to prevent that memory leak.

CVSS Base Scores

version 3.1