Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dm: Fixed unconditional IO throttling caused by REQPREFLUSH When a bio with REQPREFLUSH is submitted to dm, sendemptyflush generates a flushbio with REQOPWRITE | REQPREFLUSH | REQSYNC, which causes the flushbio to be throttled by...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dm thin: Fixed a UAF in runtimersoftirq When dmresume and dmdestroy are executed concurrently, it will lead to a UAF, as follows: Bug: KASAN: Use-after-free in runtimers+0x173/0x710 A 8-byte value is written to the address...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dmarraycursorend: Fix to prevent releasing a faulty array block twice when using dmarraycursorend. When dmbmreadlock fails due to locking or checksum errors, it releases the faulty block implicitly, leaving an invalid output...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

Dm-verity is used to extend the root-of-trust to root file systems. LoadPin builds upon this feature to restrict module/firmware loads to only the trusted root file system. Currently, device-mapper table reloads allow users with root privileges to replace the target with an equivalent dm-linear...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: dm ioctl: prevents potential Spectre v1 exploits. It seems that cmd could be a Spectre v1 exploit, as it is provided by a user and used as an array index. This vulnerability prevents the contents of kernel memory from being leake...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: dm thin: Fixed a use-after-free crash in dmsmregisterthresholdcallback. Reports of faults injecting into the pool metadata device: - BUG: KASAN: Use-after-free in dmpoolregistermetadatathreshold+0x40/0x80. - Reading of size 8 ...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: dm-crypt: Do not modify the data when using authenticated encryption. It was stated that authenticated encryption could produce invalid tags when the data being encrypted was modified 1. Therefore, this issue can be addressed by...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: dmbtreeremove: Assign newroot only when the removal succeeds. The removeraw function in dmbtreeremove may fail due to IO read errors e.g., failure to read the content of the origin block during shadowing. Additionally, the value ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dm: removed the fake timeout to avoid leaking requests. Since commit 15f73f5b3e59 “blk-mq: moved failure injection out of blkmqcompleterequest”, drivers are responsible for calling blkshouldfaketimeout at appropriate code paths a...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dm raid: Fixing access issues beyond the end of the raid member array When the dm-raid table is loaded using raidctr, dm-raid allocates an array rs-devsrs-raiddisks for the raid device members. rs-raiddisks is determined by the...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dm flakey: Do not corrupt the zero page. When we need to zero a certain range on a block device, the function blkdevissuezeropages submits a write request with the bio vector pointing to the zero page. If we use the dm-flakey...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - dm integrity: Fixed a UAF Use-after-Free in dmintegritydtr. - dmintegrity also has the same UAF problem when dmresume and dmdestroy are executed concurrently. Therefore, the timer is cancelled again in dmintegritydtr...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Do not treat wbconnector as a physical device in createvalidatestreamforsink. Do not attempt to operate on drmwbconnector as an amdgpudmconnector. While dereferencing connector-base may “work”, it is incorrect an...

kernel: dm-verity: fix buffer overflow in FEC calculation

A flaw was found in the dm-verity component of the Linux kernel. A buffer overflow occurs during Forward Error Correction FEC calculation, allowing an attacker to write past the end of an allocated buffer. This out-of-bounds write can corrupt the syndrome buffer, potentially leading to system...

Linux Distros Unpatched Vulnerability : CVE-2026-89576

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - dm-era: fix shadowed superblock leak on take-snap failure metadatatakesnap bumps the live superblock refcount and then dmtmshadowblock allocates a new block for...

Linux Distros Unpatched Vulnerability : CVE-2026-89578

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

Linux Distros Unpatched Vulnerability : CVE-2026-80959

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - dm-pcache: bound the persisted tail-position offset cacheposdecode takes the persisted keytail and dirtytail segoff from the cache device and addresses within t...

Linux Distros Unpatched Vulnerability : CVE-2026-89575

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

Linux Distros Unpatched Vulnerability : CVE-2026-89577

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

Linux Distros Unpatched Vulnerability : CVE-2026-80956

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - dm-pcache: only hand out initialized cache segments getcachesegment scans the segment map up to cache-nsegs, the physical device segment count, but cachesegsini...