{"id":"CVE-2026-52949","title":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/ttm: Fix ttm_bo_shrink() infinite LRU walk on backup failure\n\nApply the same fix as b2ed01e7ad (\"drm/ttm: Fix ttm_bo_swapout()\ninfinite LRU walk on swapout failure\"…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/ttm: Fix ttm_bo_shrink() infinite LRU walk on backup failure\n\nApply the same fix as b2ed01e7ad (\"drm/ttm: Fix ttm_bo_swapout()\ninfinite LRU walk on swapout failure\"…","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","vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 6.15, < 7.0.10","linux_kernel = 7.1"],"patched":["linux_kernel 7.0.10"],"published":"2026-06-24","updated":"2026-10-15","sourceUpdated":"2026-10-15T11:17:34.940","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-52949","references":[{"url":"https://git.kernel.org/stable/c/1d59f36e95f7f7134db0e313c9d787cb0adb2153","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9402ad98a047dd9894ec868a7df5ad9bd03327d3","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d0ce7b07dafe43d78150f90894027746576d7cb7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"epss":0.0016,"epssPercentile":0.05133,"ingestedAt":"2026-07-11T13:13:24.782Z","slug":"CVE-2026-52949","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/ttm: Fix ttm_bo_shrink() infinite LRU walk on backup failure\n\nApply the same fix as b2ed01e7ad (\"drm/ttm: Fix ttm_bo_swapout()\ninfinite LRU walk on swapout failure\") to the ttm_bo_shrink() path.\n\nMove del_bulk_move from before the backup to after success only,\nusing ttm_resource_del_bulk_move_unevictable() since the resource\nis now unevictable once fully backed up.\n\n## Affected\n\n- `linux_kernel >= 6.15, < 7.0.10`\n- `linux_kernel = 7.1`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 7.0.10`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":222300,"id":"CVE-2026-52949","ts":1792065871808,"field":"cvss","old":null,"new":"5.5"},{"seq":222299,"id":"CVE-2026-52949","ts":1792065871808,"field":"severity","old":"none","new":"medium"}]}