{"id":"CVE-2025-68181","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-68181","generatedAt":"2026-10-28T01:14:14.488Z","title":"In the Linux kernel, the following vulnerability has been resolved: drm/radeon: Remove calls to drm_put_dev() Since the allocation of the drivers main structure was changed to devm_drm_dev_alloc() drm_put_dev()'ing to trigger it to be free'd should be…","description":"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 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)","published":"2025-12-16T14:15:51.000Z","lastModified":"2026-10-15T22:19:10.000Z","status":"Deferred","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":[],"affected":[],"epss":{"score":0.00148,"percentile":0.03981,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.15%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/2fa41445d8c98f2a65503c373796466496edc0e7","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/745bae76acdd71709773c129a69deca01036250b","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ec18f6b2c743cc471b2539ddb5caed20a012e640","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-68181","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}