{"id":"CVE-2026-93139","title":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/mes: Fix hung_queue_db_array loop limit for multi-XCC\n\nThe loop iterated only AMDGPU_MAX_MES_PIPES times, leaving entries\nuninitialized for multi-XCC GPUs","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/mes: Fix hung_queue_db_array loop limit for multi-XCC\n\nThe loop iterated only AMDGPU_MAX_MES_PIPES times, leaving entries\nuninitialized for multi-XCC GPUs. T…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= a132fc9bc2f8b394a2f75947a0e1f5c22482a94c < 7ff668cfc3960ed5b944ac35129f18a15ea08b74","Linux >= a132fc9bc2f8b394a2f75947a0e1f5c22482a94c < 2c256086a363f01f9840a57949506eccf5c990a6","Linux 7.2"],"published":"2026-09-17","updated":"2026-09-17","sourceUpdated":"2026-09-17T17:18:08.863","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-93139","references":[{"url":"https://git.kernel.org/stable/c/2c256086a363f01f9840a57949506eccf5c990a6","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/7ff668cfc3960ed5b944ac35129f18a15ea08b74","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-17T16:21:47.747Z","epss":0.00189,"epssPercentile":0.08809,"slug":"CVE-2026-93139","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/mes: Fix hung_queue_db_array loop limit for multi-XCC\n\nThe loop iterated only AMDGPU_MAX_MES_PIPES times, leaving entries\nuninitialized for multi-XCC GPUs. This causes null pointer dereferences\nwhen accessing arrays indexed by XCC ID >= 2. Extend the loop to cover\nall XCCs (AMDGPU_MAX_MES_PIPES * num_xcc), matching other per-XCC\narrays.\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":[]}