CVE-2025-71301

MEDIUM EPSS 2.2%
Published May 8, 20261mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published May 8, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: drm/tests: shmem: Hold reservation lock around vmap/vunmap Acquire and release the GEM object's reservation lock around vmap and vunmap operations. The tests use vmap_locked, which led to errors such as show below. [ 122.292030] WARNING: CPU: 3 PID: 1413 at drivers/gpu/drm/drm_gem_shmem_helper.c:390 drm_gem_shmem_vmap_locked+0x3a3/0x6f0 [ 122.468066] WARNING: CPU: 3 PID: 1413 at drivers/gpu/drm/drm_gem_shmem_helper.c:293 drm_gem_shmem_pin_locked+0x1fe/0x350 [ 122.563504] WARNING: CPU: 3 PID: 1413 at drivers/gpu/drm/drm_gem_shmem_helper.c:234 drm_gem_shmem_get_pages_locked+0x23c/0x370 [ 122.662248] WARNING: CPU: 2 PID: 1413 at drivers/gpu/drm/drm_gem_shmem_helper.c:452 drm_gem_shmem_vunmap_locked+0x101/0x330 Only export the new vmap/vunmap helpers for Kunit tests. These are not interfaces for regular drivers.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
2.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 2

VendorProductVersionRange
linuxlinux_kernel*≥6.16  –  <6.18.16
linuxlinux_kernel*≥6.19  –  <6.19.6

References 3

  • git.kernel.org https://git.kernel.org/stable/c/6b953d92f2f29e74b125617c6f00300fa1bed97e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/cda83b099f117f2a28a77bf467af934cb39e49cf
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e7b7022f11d3cf281c726117478696b83681bf11
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/6b953d92f2f29e74b125617c6f00300fa1bed97e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/cda83b099f117f2a28a77bf467af934cb39e49cf
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e7b7022f11d3cf281c726117478696b83681bf11
    Patch