CVE-2025-71301: Linux

Описание

Оригинално описание

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.

Засегнати продукти

• Linux Linux: 954907f7147dc43e0d1cd4d430c21d143d5fdf55 преди 6b953d92f2f29e74b125617c6f00300fa1bed97e; 954907f7147dc43e0d1cd4d430c21d143d5fdf55 преди e7b7022f11d3cf281c726117478696b83681bf11; 954907f7147dc43e0d1cd4d430c21d143d5fdf55 преди cda83b099f117f2a28a77bf467af934cb39e49cf
• Linux Linux: 6.16; преди 6.16; 6.18.16 до 6.18.*; 6.19.6 до 6.19.*; 7.0 до *

История

Други уязвимости в Linux Linux

• 8.1CVE-2026-99270
• 7.8CVE-2026-99269
• CVE-2026-99268
• CVE-2026-99266
• CVE-2026-99267

Първоизточници

• https://www.cve.org/CVERecord?id=CVE-2025-71301
• https://nvd.nist.gov/vuln/detail/CVE-2025-71301
• https://git.kernel.org/stable/c/6b953d92f2f29e74b125617c6f00300fa1bed97e
• https://git.kernel.org/stable/c/e7b7022f11d3cf281c726117478696b83681bf11
• https://git.kernel.org/stable/c/cda83b099f117f2a28a77bf467af934cb39e49cf