{"id":"CVE-2023-52671","title":"drm/amd/display: Fix hang/underflow when transitioning to ODM4:1","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix hang/underflow when transitioning to ODM4:1\n\n[Why]\nUnder some circumstances, disabling an OPTC and attempting to reclaim\nits OPP(s) for a different…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 335fb62c36611f4a154983466cb7e9daa149a1d5","Linux >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < ae62f1dde66a6f0eee98defc4c7a346bd5acd239","Linux >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 4b6b479b2da6badff099b2e3abf0248936eefbf5","Linux >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < e7b2b108cdeab76a7e7324459e50b0c1214c0386","Linux 4.15"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-05-17T17:16:12.481313Z"},"published":"2024-05-17","updated":"2026-10-30","sourceUpdated":"2026-10-30T12:17:19.832Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2023-52671","references":[{"url":"https://git.kernel.org/stable/c/335fb62c36611f4a154983466cb7e9daa149a1d5"},{"url":"https://git.kernel.org/stable/c/ae62f1dde66a6f0eee98defc4c7a346bd5acd239"},{"url":"https://git.kernel.org/stable/c/4b6b479b2da6badff099b2e3abf0248936eefbf5"},{"url":"https://git.kernel.org/stable/c/e7b2b108cdeab76a7e7324459e50b0c1214c0386"}],"tags":["cve.org"],"epss":0.00222,"epssPercentile":0.12856,"ingestedAt":"2026-11-03T11:43:15.782Z","slug":"CVE-2023-52671","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix hang/underflow when transitioning to ODM4:1\n\n[Why]\nUnder some circumstances, disabling an OPTC and attempting to reclaim\nits OPP(s) for a different OPTC could cause a hang/underflow due to OPPs\nnot being properly disconnected from the disabled OPTC.\n\n[How]\nEnsure that all OPPs are unassigned from an OPTC when it gets disabled.\n\n## Affected\n\n- `Linux >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 335fb62c36611f4a154983466cb7e9daa149a1d5`\n- `Linux >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < ae62f1dde66a6f0eee98defc4c7a346bd5acd239`\n- `Linux >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 4b6b479b2da6badff099b2e3abf0248936eefbf5`\n- `Linux >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < e7b2b108cdeab76a7e7324459e50b0c1214c0386`\n- `Linux 4.15`\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":[]}