CVE-2026-89169

live-boot ff8867c allows attackers to bypass the dm-verity-enforce-roothash-signature protection mechanism when the .verity file is missing...

CVE-2026-89169

live-boot at commit ff8867c contains a vulnerability in its dm-verity-enforce-roothash-signature protection mechanism. When the .verity file is missing, an attacker can bypass this integrity verification, as shown in the code at lines 112–114 of 9990-overlay.sh. The Debian bug tracker records thi...

EUVD-2026-75949

live-boot ff8867c allows attackers to bypass the dm-verity-enforce-roothash-signature protection mechanism when the .verity file is missing...

CVE-2026-89169

live-boot ff8867c allows attackers to bypass the dm-verity-enforce-roothash-signature protection mechanism when the .verity file is missing...

CVE-2026-80959: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: bound the persisted tail-position offset cacheposdecode takes the persisted keytail and dirtytail segoff from the cache device and addresses within the segment with it. A segoff at or past the segment datasize,...

CVE-2026-80961: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: validate kset keynum and intra-segment bounds Two more fields decoded from the cache device go unbounded. The kset keynum drives cacheksetcrc and the replay loop in cachereplay, the writeback worker and the GC worker,...

PT-2026-89769

Name of the Vulnerable Software and Affected Versions live-boot version ff8867c Description An issue exists that allows attackers to bypass the dm-verity-enforce-roothash-signature protection mechanism. This occurs specifically when the .verity file is missing. dm-verity is a kernel feature used ...

CVE-2026-89578: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm-io: clone the source bio instead of copying its biovec For DMIOBIO requests, doregion built each destination bio by walking the source bio's biovec and re-adding the pages one at a time, tracking the remaining transfer in...

CVE-2026-89169: Improper Verification of Cryptographic Signature

live-boot ff8867c allows attackers to bypass the dm-verity-enforce-roothash-signature protection mechanism when the .verity file is missing...

CVE-2026-89577: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm-io: report non-retryable errors separatedly The error codes BLKSTSNOTSUPP and BLKSTSINVAL should not cause leg failure on dm-raid1. This patch changes the interface to dm-io, so that it reports two error bitmaps - errorbits an...

PT-2026-96352

In the Linux kernel, the following vulnerability has been resolved: dm array: validate array block headers on read array block check validates blocknr and csum and nothing else, while node check, next to it, has bounded the structural fields since both were written. dm array cursor next takes its...

CVE-2026-89574: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm array: validate array block headers on read arrayblockcheck validates blocknr and csum and nothing else, while nodecheck, next to it, has bounded the structural fields since both were written. dmarraycursornext takes its loop...

CVE-2026-80957: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: detect a cycle in the last-kset chain during replay cachereplay follows the on-media last-kset chain by nextcachesegid with no condresched. A forged chain that points back into a segment it has already visited makes th...

CVE-2026-80960: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: validate on-media segnum against the cache device size segnum is read from the crc32c-only superblock, so whoever supplies the cache device on a table load CAPSYSADMIN controls it. It sizes cache-segments and is the...

CVE-2026-89576: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm-era: fix shadowed superblock leak on take-snap failure metadatatakesnap bumps the live superblock refcount and then dmtmshadowblock allocates a new block for the metadata snapshot. If the subsequent dmsmincblock of...

PT-2026-96417

In the Linux kernel, the following vulnerability has been resolved: dm raid1: reserve space for NUL-terminator in build constructor string Reserve space for the termination NUL after the maximum 20 decimal digits of a long long value to avoid buffer overflow in sprintf...

PT-2026-96605

In the Linux kernel, the following vulnerability has been resolved: dm-era: fix shadowed superblock leak on take-snap failure metadata take snap bumps the live superblock refcount and then dm tm shadow block allocates a new block for the metadata snapshot. If the subsequent dm sm inc block of...

CVE-2026-80955: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: fix use-after-free and invalid seg operations in ksetreplay In ksetreplay, when key-seggen is stale key-seggen cachepos.cacheseg-gen, cachekeyputkey is called but then key-cachepos.cacheseg is accessed as the argument ...

CVE-2026-80956: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: only hand out initialized cache segments getcachesegment scans the segment map up to cache-nsegs, the physical device segment count, but cachesegsinit only initializes the first cacheinfo-nsegs segments. A crafted imag...

CVE-2026-80962: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: validate geometry fields from on-disk cacheinfo cachesegsinit iterates cacheinfo-nsegs times indexing cache-segments, which is sized to the cache device geometry, and getsegid takes each segment id from the on-media...