CVE-2026-53265

In the Linux kernel, the following vulnerability has been resolved: dm cache policy smq: check allocation under invalidate lock commit 2d1f7b65f5de "dm cache policy smq: fix missing locks in invalidating cache blocks" added mq-lock around the destructive part of smqinvalidatemapping, but left the...

CVE-2026-53265

The CVE-2026-53265 entry describes a Linux kernel race in the dm-cache policy SMQ path. A check-then-act race occurs in smq_invalidate_mapping where an e->allocated check was left outside the mq->lock after the destructive section was serialized; two concurrent invalidators can observe allo...

EUVD-2026-39216

In the Linux kernel, the following vulnerability has been resolved: dm cache policy smq: check allocation under invalidate lock commit 2d1f7b65f5de "dm cache policy smq: fix missing locks in invalidating cache blocks" added mq-lock around the destructive part of smqinvalidatemapping, but left the...

Linux Distros Unpatched Vulnerability : CVE-2026-53064

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - dm cache: fix null-deref with concurrent writes in passthrough mode In passthrough mode, when dm-cache starts to invalidate a cache entry and bio prison cell lo...

Linux Distros Unpatched Vulnerability : CVE-2026-53063

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

Linux Distros Unpatched Vulnerability : CVE-2026-53060

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - dm cache metadata: fix memory leak on metadata abort retry When failing to acquire the rootlock in dmcachemetadataabort because the blockmanager is read-only, t...

Linux Distros Unpatched Vulnerability : CVE-2026-53059

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - dm log: fix out-of-bounds write due to regioncount overflow The local variable regioncount in createlogcontext is declared as unsigned int 32-bit, but...

CVE-2026-53265: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm cache policy smq: check allocation under invalidate lock commit 2d1f7b65f5de "dm cache policy smq: fix missing locks in invalidating cache blocks" added mq-lock around the destructive part of smqinvalidatemapping, but left the...

Linux Distros Unpatched Vulnerability : CVE-2026-53061

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - dm cache: fix dirty mapping checking in passthrough mode switching As mentioned in commit 9b1cc9f251af dm cache: share cache-metadata object across inactive and...

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-2026-53064

In the Linux kernel, the following vulnerability has been resolved: dm cache: fix null-deref with concurrent writes in passthrough mode In passthrough mode, when dm-cache starts to invalidate a cache entry and bio prison cell lock fails due to concurrent write to the same cached block, mg-cell...

CVE-2026-53059

In the Linux kernel, the following vulnerability has been resolved: dm log: fix out-of-bounds write due to regioncount overflow The local variable regioncount in createlogcontext is declared as unsigned int 32-bit, but dmsectordivup returns sectort 64-bit. When a device-mapper target has a...

CVE-2026-53060

In the Linux kernel, the following vulnerability has been resolved: dm cache metadata: fix memory leak on metadata abort retry When failing to acquire the rootlock in dmcachemetadataabort because the blockmanager is read-only, the temporary blockmanager created outside the rootlock is not properl...

CVE-2026-53061

In the Linux kernel, the following vulnerability has been resolved: dm cache: fix dirty mapping checking in passthrough mode switching As mentioned in commit 9b1cc9f251af "dm cache: share cache-metadata object across inactive and active DM tables", dm-cache assumed table reload occurs after...

CVE-2026-53060

In the Linux kernel, the following vulnerability has been resolved: dm cache metadata: fix memory leak on metadata abort retry When failing to acquire the rootlock in dmcachemetadataabort because the blockmanager is read-only, the temporary blockmanager created outside the rootlock is not properl...

CVE-2026-53062

In the Linux kernel, the following vulnerability has been resolved: dm cache policy smq: fix missing locks in invalidating cache blocks In passthrough mode, the policy invalidatemapping operation is called simultaneously from multiple workers, thus it should be protected by a lock. Otherwise, we...

CVE-2026-53064

In the Linux kernel, the following vulnerability has been resolved: dm cache: fix null-deref with concurrent writes in passthrough mode In passthrough mode, when dm-cache starts to invalidate a cache entry and bio prison cell lock fails due to concurrent write to the same cached block, mg-cell...

EUVD-2026-38932

In the Linux kernel, the following vulnerability has been resolved: dm cache: fix null-deref with concurrent writes in passthrough mode In passthrough mode, when dm-cache starts to invalidate a cache entry and bio prison cell lock fails due to concurrent write to the same cached block, mg-cell...

CVE-2026-53064

In Linux kernel dm-cache passthrough mode, a race between invalidate_complete() and concurrent writes can leave mg->cell NULL, causing a NULL pointer dereference during unlock/free. The reported fix is to validate mg->cell before unlocking it. Affected context described includes local, low-...

CVE-2026-53063

CVE-2026-53063 concerns the Linux kernel dm-cache passthrough path, where invalidate_remove() mishandled write hit bios after cache invalidation, causing write hangs. The fix adds an invalidate_committed() continuation to submit remapped writes after metadata commit and uses overwrite_endio for p...