Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected 954907f7147dc43e0d1cd4d430c21d143d5fdf55 before cdf8bbbd9017adcfb91ad9a902198d4b507719a9; affected 954907f7147dc43e0d1cd4d430c21d143d5fdf55 before 8baeee2c1c0cdb3a8eac3b8f38156cce6ee1a69f; affected 954907f7147dc43e0d1cd4d430c21d143d5fdf55 before 3f41307d589c2f25d556d47b165df808124cd0c4 |
| Linux / Linux | affected 6.16; unaffected 0 before 6.16; unaffected 6.18.16 through 6.18.*; unaffected 6.19.6 through 6.19.*; unaffected 7.0 through * |
CWE
No CWE identifiers supplied.