CVE-2026-53063

In the Linux kernel, the following vulnerability has been resolved: dm cache: fix write hang in passthrough mode The invalidateremove function has incomplete logic for handling write hit bios after cache invalidation. It sets up the remapping for the overwritebio but then drops it immediately...

CVE-2026-53063

The CVE relates to the Linux kernel dm-cache subsystem in passthrough mode, where invalidate_remove() mishandled write hit bios after cache invalidation. The remapping for overwrite_bio was prepared but dropped without submission, causing write operations to hang. The fix adds an invalidate_commi...

PT-2026-51957

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the dm cache passthrough mode where the invalidate remove function contains incomplete logic for handling write hit bios following cache invalidation. The system sets ...

kernel: dm thin: Use last transaction's pmd->root when commit failed

A metadata handling flaw was found in the Linux kernel device-mapper thin provisioning driver. After a failed metadata commit, the in-memory root pointer could reference a mixed set of fresh and stale tree nodes. Subsequent lookups may loop or stall. A local user could use this flaw to cause the...

kernel: dm thin: Use last transaction's pmd->root when commit failed

A metadata handling flaw was found in the Linux kernel device-mapper thin provisioning driver. After a failed metadata commit, the in-memory root pointer could reference a mixed set of fresh and stale tree nodes. Subsequent lookups may loop or stall. A local user could use this flaw to cause the...

PT-2025-26018 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.19.0-rc6 Description: A use-after-free issue has been identified in the Linux kernel, specifically in the dm sm register threshold callback function. This issue can be triggered when a metadata commit fails,...