{"id":"CVE-2026-93178","title":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/pm/powerplay: bounds-check voltage index in SMU7 lookup\n\nvddInd and vddcInd fields from VBIOS-parsed tables are used to index into\nvoltage lookup tables with…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/pm/powerplay: bounds-check voltage index in SMU7 lookup\n\nvddInd and vddcInd fields from VBIOS-parsed tables are used to index into\nvoltage lookup tables with…","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","vendor":"Linux","product":"Linux","affected":["Linux >= c82baa28184356a75c0157129f88af42b2e7b695 < d9ef085114d1e3c2c1f869c0bdb275a7b358ce8b","Linux >= c82baa28184356a75c0157129f88af42b2e7b695 < 6f08c001fa6e8212930d694540ae8d9d6d3fb58a","Linux >= c82baa28184356a75c0157129f88af42b2e7b695 < ce0d8e72836c9d3710a160ad848b0f1d096075e3","Linux >= c82baa28184356a75c0157129f88af42b2e7b695 < 745297208d31222f916cc04da313cb737b997935","Linux >= c82baa28184356a75c0157129f88af42b2e7b695 < f925d317d84d401d642e537ea18ee12f67cb6983","Linux >= c82baa28184356a75c0157129f88af42b2e7b695 < 8a3db9f593b643904c6cc6d8a3f211c84ca6cf8a","Linux >= c82baa28184356a75c0157129f88af42b2e7b695 < 1664327ce797e09e387dc10cbbaa5b8d76558d2c","Linux >= c82baa28184356a75c0157129f88af42b2e7b695 < 3a8a05477cda6c8293e2b629495b42981dcaba32","Linux 4.5"],"published":"2026-09-17","updated":"2026-09-18","sourceUpdated":"2026-09-18T18:18:23.950","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-93178","references":[{"url":"https://git.kernel.org/stable/c/1664327ce797e09e387dc10cbbaa5b8d76558d2c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/3a8a05477cda6c8293e2b629495b42981dcaba32","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6f08c001fa6e8212930d694540ae8d9d6d3fb58a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/745297208d31222f916cc04da313cb737b997935","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8a3db9f593b643904c6cc6d8a3f211c84ca6cf8a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ce0d8e72836c9d3710a160ad848b0f1d096075e3","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d9ef085114d1e3c2c1f869c0bdb275a7b358ce8b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/f925d317d84d401d642e537ea18ee12f67cb6983","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"epss":0.0016,"epssPercentile":0.05564,"ingestedAt":"2026-09-17T16:21:47.729Z","slug":"CVE-2026-93178","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/pm/powerplay: bounds-check voltage index in SMU7 lookup\n\nvddInd and vddcInd fields from VBIOS-parsed tables are used to index into\nvoltage lookup tables without a bounds check. Return -EINVAL when any\nindex is out of range.\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":[{"seq":207413,"id":"CVE-2026-93178","ts":1789757345216,"field":"cvss","old":null,"new":"7.1"},{"seq":207412,"id":"CVE-2026-93178","ts":1789757345216,"field":"severity","old":"none","new":"high"}]}