{"id":"CVE-2025-23137","title":"cpufreq/amd-pstate: Add missing NULL ptr check in amd_pstate_update","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ncpufreq/amd-pstate: Add missing NULL ptr check in amd_pstate_update\n\nCheck if policy is NULL before dereferencing it in amd_pstate_update.","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= e8f555daacd3377bf691fdda2490c0b164e00085 < 82b6dfff0d6000b14b271f74e43d672d81fb390e","Linux >= e8f555daacd3377bf691fdda2490c0b164e00085 < b99c1c63d88c75a4dc5487c3696cda38697b8d35","Linux >= e8f555daacd3377bf691fdda2490c0b164e00085 < 426db24d4db2e4f0d6720aeb7795eafcb9e82640","Linux 6.11"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T20:39:17.426578Z"},"published":"2025-04-16","updated":"2026-11-05","sourceUpdated":"2026-11-05T20:41:51.394Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-23137","references":[{"url":"https://git.kernel.org/stable/c/82b6dfff0d6000b14b271f74e43d672d81fb390e"},{"url":"https://git.kernel.org/stable/c/b99c1c63d88c75a4dc5487c3696cda38697b8d35"},{"url":"https://git.kernel.org/stable/c/426db24d4db2e4f0d6720aeb7795eafcb9e82640"}],"tags":["cve.org"],"epss":0.00187,"epssPercentile":0.08348,"ingestedAt":"2026-11-05T22:38:31.863Z","slug":"CVE-2025-23137","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ncpufreq/amd-pstate: Add missing NULL ptr check in amd_pstate_update\n\nCheck if policy is NULL before dereferencing it in amd_pstate_update.\n\n## Affected\n\n- `Linux >= e8f555daacd3377bf691fdda2490c0b164e00085 < 82b6dfff0d6000b14b271f74e43d672d81fb390e`\n- `Linux >= e8f555daacd3377bf691fdda2490c0b164e00085 < b99c1c63d88c75a4dc5487c3696cda38697b8d35`\n- `Linux >= e8f555daacd3377bf691fdda2490c0b164e00085 < 426db24d4db2e4f0d6720aeb7795eafcb9e82640`\n- `Linux 6.11`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}