{"id":"CVE-2026-46204","title":"drm/amdgpu/vcn4: Prevent OOB reads when parsing IB","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/vcn4: Prevent OOB reads when parsing IB\n\nRewrite the IB parsing to use amdgpu_ib_get_value() which handles the\nbounds checks.","severity":"high","cvss":7.1,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","cvssSource":"cna","vendor":"Linux","product":"Linux","affected":["Linux >= 0b15205c7325dc20b7da0068307670d222d66949 < 1dc005775fb5b3f86464406452b17364f85581d3","Linux >= 0b15205c7325dc20b7da0068307670d222d66949 < d0802a8877d730260d4af4dd4e0b6cde7e0e593f","Linux >= 0b15205c7325dc20b7da0068307670d222d66949 < a6d5563ba1f03a049561cd347574613167294e8d","Linux >= 0b15205c7325dc20b7da0068307670d222d66949 < 5c3e8ebad0c9e2354ddfa8f2148dc4f70a3b4bd1","Linux >= 0b15205c7325dc20b7da0068307670d222d66949 < 2444eb0ec8283f4a3845eb7febad378476e1ba3c","Linux 6.0"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-16T15:21:08.264110Z"},"published":"2026-05-28","updated":"2026-10-16","sourceUpdated":"2026-10-16T15:31:08.011Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-46204","references":[{"url":"https://git.kernel.org/stable/c/1dc005775fb5b3f86464406452b17364f85581d3"},{"url":"https://git.kernel.org/stable/c/d0802a8877d730260d4af4dd4e0b6cde7e0e593f"},{"url":"https://git.kernel.org/stable/c/a6d5563ba1f03a049561cd347574613167294e8d"},{"url":"https://git.kernel.org/stable/c/5c3e8ebad0c9e2354ddfa8f2148dc4f70a3b4bd1"},{"url":"https://git.kernel.org/stable/c/2444eb0ec8283f4a3845eb7febad378476e1ba3c"}],"tags":["cve.org"],"epss":0.00131,"epssPercentile":0.02388,"ingestedAt":"2026-10-16T17:24:46.712Z","slug":"CVE-2026-46204","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/vcn4: Prevent OOB reads when parsing IB\n\nRewrite the IB parsing to use amdgpu_ib_get_value() which handles the\nbounds checks.\n\n## Affected\n\n- `Linux >= 0b15205c7325dc20b7da0068307670d222d66949 < 1dc005775fb5b3f86464406452b17364f85581d3`\n- `Linux >= 0b15205c7325dc20b7da0068307670d222d66949 < d0802a8877d730260d4af4dd4e0b6cde7e0e593f`\n- `Linux >= 0b15205c7325dc20b7da0068307670d222d66949 < a6d5563ba1f03a049561cd347574613167294e8d`\n- `Linux >= 0b15205c7325dc20b7da0068307670d222d66949 < 5c3e8ebad0c9e2354ddfa8f2148dc4f70a3b4bd1`\n- `Linux >= 0b15205c7325dc20b7da0068307670d222d66949 < 2444eb0ec8283f4a3845eb7febad378476e1ba3c`\n- `Linux 6.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":39.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}