{"id":"CVE-2025-68181","title":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/radeon: Remove calls to drm_put_dev()\n\nSince the allocation of the drivers main structure was changed to\ndevm_drm_dev_alloc() drm_put_dev()'ing to trigger it to be …","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/radeon: Remove calls to drm_put_dev()\n\nSince the allocation of the drivers main structure was changed to\ndevm_drm_dev_alloc() drm_put_dev()'ing to trigger it to be …","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","published":"2025-12-16","updated":"2026-10-14","sourceUpdated":"2026-10-14T13:10:00.187","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-68181","references":[{"url":"https://git.kernel.org/stable/c/2fa41445d8c98f2a65503c373796466496edc0e7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/745bae76acdd71709773c129a69deca01036250b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ec18f6b2c743cc471b2539ddb5caed20a012e640","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd"],"epss":0.00148,"epssPercentile":0.03579,"ingestedAt":"2026-10-14T13:30:58.446Z","slug":"CVE-2025-68181","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/radeon: Remove calls to drm_put_dev()\n\nSince the allocation of the drivers main structure was changed to\ndevm_drm_dev_alloc() drm_put_dev()'ing to trigger it to be free'd\nshould be done by devres.\n\nHowever, drm_put_dev() is still in the probe error and device remove\npaths. When the driver fails to probe warnings like the following are\nshown because devres is trying to drm_put_dev() after the driver\nalready did it.\n\n[    5.642230] radeon 0000:01:05.0: probe with driver radeon failed with error -22\n[    5.649605] ------------[ cut here ]------------\n[    5.649607] refcount_t: underflow; use-after-free.\n[    5.649620] WARNING: CPU: 0 PID: 357 at lib/refcount.c:28 refcount_warn_saturate+0xbe/0x110\n\n(cherry picked from commit 3eb8c0b4c091da0a623ade0d3ee7aa4a93df1ea4)\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}