Riskcovery

CVE-2025-71296

drm/tests: shmem: Hold reservation lock around purge

State
Published
Severity
Not scored
Published
May 8, 2026
Updated
May 11, 2026
Reserved
May 6, 2026

Read the record on cve.org

Description

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

drm/tests: shmem: Hold reservation lock around purge

Acquire and release the GEM object's reservation lock around calls to the object's purge operation. The tests use drm_gem_shmem_purge_locked(), which led to errors such as show below.

[ 58.709128] WARNING: CPU: 1 PID: 1354 at drivers/gpu/drm/drm_gem_shmem_helper.c:515 drm_gem_shmem_purge_locked+0x51c/0x740

Only export the new helper drm_gem_shmem_purge() for Kunit tests. This is not an interface for regular drivers.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 954907f7147dc43e0d1cd4d430c21d143d5fdf55 to before cdf8bbbd9017adcfb91ad9a902198d4b507719a9Affected
  • 954907f7147dc43e0d1cd4d430c21d143d5fdf55 to before 8baeee2c1c0cdb3a8eac3b8f38156cce6ee1a69fAffected
  • 954907f7147dc43e0d1cd4d430c21d143d5fdf55 to before 3f41307d589c2f25d556d47b165df808124cd0c4Affected
LinuxLinux
  • 6.16Affected
  • before 6.16Not affected
  • 6.18.16 through 6.18.*Not affected
  • 6.19.6 through 6.19.*Not affected
  • 7.0 and laterNot affected

References

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