CVE-2026-52949
drm/ttm: Fix ttm_bo_shrink() infinite LRU walk on backup failure
Description
In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Fix ttm_bo_shrink() infinite LRU walk on backup failure Apply the same fix as b2ed01e7ad ("drm/ttm: Fix ttm_bo_swapout() infinite LRU walk on swapout failure") to the ttm_bo_shrink() path. Move del_bulk_move from before the backup to after success only, using ttm_resource_del_bulk_move_unevictable() since the resource is now unevictable once fully backed up.
INFO
Published Date :
June 24, 2026, 4:28 p.m.
Last Modified :
June 24, 2026, 4:28 p.m.
Remotely Exploit :
No
Source :
Linux
Affected Products
The following products are affected by CVE-2026-52949
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Apply the Linux kernel patch for b2ed01e7ad.
- Ensure backup operations complete successfully.
- Move del_bulk_move after successful backup.
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