{"id":"CVE-2025-68190","title":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/atom: Check kcalloc() for WS buffer in amdgpu_atom_execute_table_locked()\n\nkcalloc() may fail","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/atom: Check kcalloc() for WS buffer in amdgpu_atom_execute_table_locked()\n\nkcalloc() may fail. When WS is non-zero and allocation fails, ectx.ws\nremains NULL…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= d38ceaf99ed015f2a0b9af3499791bd3a3daae21 < 0b52e3192181b4de58844faedd2928e5c6ca0e06","Linux >= d38ceaf99ed015f2a0b9af3499791bd3a3daae21 < 47252c7d5559d8776ad336be9c955d8404e7ae69","Linux >= d38ceaf99ed015f2a0b9af3499791bd3a3daae21 < 88d198836f628c57536c6c71d13e90c5d15fbf1a","Linux >= d38ceaf99ed015f2a0b9af3499791bd3a3daae21 < 73853208a497a036596dcf9efbff8ce927651d3a","Linux >= d38ceaf99ed015f2a0b9af3499791bd3a3daae21 < 35f3fb86bb0158a298d6834e7e110dcaf07f490c","Linux >= d38ceaf99ed015f2a0b9af3499791bd3a3daae21 < 997e28d3d00a1d30649629515e4402612921205b","Linux >= d38ceaf99ed015f2a0b9af3499791bd3a3daae21 < cc9a8e238e42c1f43b98c097995137d644b69245","Linux 4.2"],"published":"2025-12-16","updated":"2026-10-03","sourceUpdated":"2026-10-03T11:17:33.157","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-68190","references":[{"url":"https://git.kernel.org/stable/c/0b52e3192181b4de58844faedd2928e5c6ca0e06","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/35f3fb86bb0158a298d6834e7e110dcaf07f490c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/47252c7d5559d8776ad336be9c955d8404e7ae69","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/73853208a497a036596dcf9efbff8ce927651d3a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/88d198836f628c57536c6c71d13e90c5d15fbf1a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/997e28d3d00a1d30649629515e4402612921205b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/cc9a8e238e42c1f43b98c097995137d644b69245","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"epss":0.00197,"epssPercentile":0.08537,"ingestedAt":"2026-10-03T11:43:42.112Z","slug":"CVE-2025-68190","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/atom: Check kcalloc() for WS buffer in amdgpu_atom_execute_table_locked()\n\nkcalloc() may fail. When WS is non-zero and allocation fails, ectx.ws\nremains NULL while ectx.ws_size is set, leading to a potential NULL\npointer dereference in atom_get_src_int() when accessing WS entries.\n\nReturn -ENOMEM on allocation failure to avoid the NULL dereference.\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":[]}