{"id":"CVE-2026-97928","title":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: skip the VMID 0 flush for VRAM\n\nClear-on-release only runs on VRAM, which amdgpu_ttm_map_buffer() reaches\nvia its direct MC address without programming a GA…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: skip the VMID 0 flush for VRAM\n\nClear-on-release only runs on VRAM, which amdgpu_ttm_map_buffer() reaches\nvia its direct MC address without programming a GA…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-440"],"vendor":"Linux","product":"Linux","affected":["Linux >= a68c7eaa7a8ffdec9287ba1561a668d674c20a13 < 241d7450cf75969cea450eb3e740cb9682f69c2f","Linux >= a68c7eaa7a8ffdec9287ba1561a668d674c20a13 < 87ceb8cba73d0b3c4025ff42495bccd8164acaed","Linux 6.10"],"published":"2026-09-25","updated":"2026-10-15","sourceUpdated":"2026-10-15T11:18:09.230","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-97928","references":[{"url":"https://git.kernel.org/stable/c/241d7450cf75969cea450eb3e740cb9682f69c2f","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/30dacb56f07283a1acb353ce81baef31f85396b0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/87ceb8cba73d0b3c4025ff42495bccd8164acaed","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-97928.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-97928"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2541240"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-97928"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97928"},{"url":"https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-97928.mbox"},{"url":"https://git.kernel.org/stable/c/6593494733ccaf691db7bd13801583d188409607"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"epss":0.00201,"epssPercentile":0.09837,"cvssSource":"vendor","ingestedAt":"2026-09-25T11:06:38.886Z","slug":"CVE-2026-97928","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: skip the VMID 0 flush for VRAM\n\nClear-on-release only runs on VRAM, which amdgpu_ttm_map_buffer() reaches\nvia its direct MC address without programming a GART window, yet the wipe\nstill forces a VMID 0 flush. On GFX11 (e.g. Navi33) that spurious SDMA\nflush can wedge the engine; only flush when a GART window is actually used.\n\nv2: Let amdgpu_ttm_map_buffer() return whether the VMID 0 flush is needed,\n    and drive the clear and copy paths from that. (Christian)\nv3: Make the vm_needs_flush output parameter mandatory instead of\n    allowing NULL. (Christian)\n\n(cherry picked from commit a306e406e570b74318ff7d80e5b07b540ca1d3a9)\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Low · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · updated 2026-10-17 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-97928.json)","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":213355,"id":"CVE-2026-97928","ts":1790754698592,"field":"cvss","old":null,"new":"5.5"},{"seq":213354,"id":"CVE-2026-97928","ts":1790754698592,"field":"severity","old":"none","new":"medium"}]}