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...

PT-2026-90085

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: fix use-after-free and invalid seg operations in kset replay In kset replay, when key-seg gen is stale key-seg gen cache pos.cache seg-gen, cache key putkey is called but then key-cache pos.cache seg is accessed as the...

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 ...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107265)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107265 advisory. In the Linux kernel, the following vulnerability has been resolved: md: Don't ignore read-only array in mdcheckrecovery Usually if the array is not read-write,...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107292)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107292 advisory. In the Linux kernel, the following vulnerability has been resolved: dm cache: fix flushing uninitialized delayedwork on cachectr error An unexpected WARNON from...

CVE-2026-80963: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm-stats: fix a crash if allocation of per-cpu data fails If "dmkvzallocpercpuallocsize, cputonodecpu" fails, the code jumps to the "out" label and calls dmstatfree. dmstatfree does "foreachpossiblecpucpu...

PT-2026-90088

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: clamp the tail kset read to the segment data region The tail-kset read in cache replay, the writeback worker and the GC worker bounds its length by PCACHE SEG SIZE - seg off, the raw segment size rather than the data...

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-2026-89573: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm array: reject an array block whose value size is not the caller's arrayblockcheck can only compare the header against itself, so a block with valuesize 4 and maxentries 1018 is internally consistent and passes. dm-cache keeps...

PT-2026-90089

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: bound the persisted tail-position offset cache pos decode takes the persisted key tail and dirty tail seg off from the cache device and addresses within the segment with it. A seg off at or past the segment data size,...

PT-2026-90092

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: validate geometry fields from on-disk cache info cache segs init iterates cache info-n segs times indexing cache-segments, which is sized to the cache device geometry, and get seg id takes each segment id from the...

PT-2026-90293

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

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-2026-80958: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: clamp the tail kset read to the segment data region The tail-kset read in cachereplay, the writeback worker and the GC worker bounds its length by PCACHESEGSIZE - segoff, the raw segment size rather than the data regio...

CVE-2026-89575: Undefined Security Weakness

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

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-2026-90289

In the Linux kernel, the following vulnerability has been resolved: dm array: reject an array block whose value size is not the caller's array block check can only compare the header against itself, so a block with value size 4 and max entries 1018 is internally consistent and passes. dm-cache...

PT-2026-90090

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

PT-2026-90294

In the Linux kernel, the following vulnerability has been resolved: dm-io: clone the source bio instead of copying its biovec For DM IO BIO requests, do region 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...

PT-2026-90291

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...