EUVD-2026-38931

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...

EUVD-2026-38930

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...

EUVD-2026-38929

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...

EUVD-2026-38927

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...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - dm clone: Fixed a UAF Use-after-Free in clonedtr. - Dmclone also has the same UAF issue when dmresume and dmdestroy are executed concurrently. Therefore, the timer is canceled again in clonedtr...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dm mpath: Added the missing dmputdevice call when failing to obtain the scsi dh name. When commit fd81bc5cca8f “scsi: devicehandler: Returning an error pointer in scsidhattachedhandlername”, code was added to fail the parsing of...

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

In the Linux kernel, the following vulnerability has been resolved: In the dmstats function, check for and propagate the allocpercpu failure. Check the return value of allocprecpu, and return an error from dmstatsinit if it fails. Update allocdev to fail if dmstatsinit does so. Otherwise, a NULL...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dm integrity: Memory corruption occurs when tagsize is less than digestsize. It is possible to configure dm-integrity in such a way that the tagsize parameter is smaller than the actual digestsize. In this case, a portion of the...

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 thin: Make getfirstthin use listfirstornullrcu instead of rcu-safe list first function. The documentation in rculist.h explains the absence of listemptyrcu and warns programmers against relying on a sequence of listempty -...

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

In the Linux kernel, the following vulnerability has been resolved: dm: A NULL pointer dereference occurred in dmsuspend. There is a race condition between the suspension of the dm device and the loading of data into the table, which can lead to a NULL pointer dereference. This issue occurs when...

SUSE CVE-2026-46327

In the Linux kernel, the following vulnerability has been resolved: dm: fix unlocked test for dmsuspendedmd The function dmblkreportzones tests if the device is suspended with the "dmsuspendedmd" call. However, this function is called without holding any locks, so the device may be suspended just...

CVE-2026-46327

A flaw was found in the Linux kernel's device mapper dm component. The dmblkreportzones function performs a check for the device's suspended state without proper locking. This allows the device to enter a suspended state immediately after the check, leading to an inconsistent state. This...

UBUNTU-CVE-2026-46327

In the Linux kernel, the following vulnerability has been resolved: dm: fix unlocked test for dmsuspendedmd The function dmblkreportzones tests if the device is suspended with the "dmsuspendedmd" call. However, this function is called without holding any locks, so the device may be suspended just...

EUVD-2026-35428

In the Linux kernel, the following vulnerability has been resolved: dm: fix unlocked test for dmsuspendedmd The function dmblkreportzones tests if the device is suspended with the "dmsuspendedmd" call. However, this function is called without holding any locks, so the device may be suspended just...

CVE-2026-46327

In the Linux kernel, the following vulnerability has been resolved: dm: fix unlocked test for dmsuspendedmd The function dmblkreportzones tests if the device is suspended with the "dmsuspendedmd" call. However, this function is called without holding any locks, so the device may be suspended just...

CVE-2026-46327

In the Linux kernel dm subsystem, the vulnerability centers on dm_blk_report_zones checking for suspended state without holding locks, allowing a race where the device may be suspended immediately after the check. The fix moves the dm_suspended_md check to occur after dm_get_live_table, ensuring ...

SUSE CVE-2026-46294

In the Linux kernel, the following vulnerability has been resolved: dm: fix a buffer overflow in ioctl processing Tony Asleson using Claude found a buffer overflow in dm-ioctl in the function retrievestatus: 1. The code in retrievestatus checks that the output string fits into the output buffer a...

PT-2026-47785

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the Device Mapper component where the dm blk report zones function checks if a device is suspended using the dm suspended md call without holding the necessary...

Linux Distros Unpatched Vulnerability : CVE-2026-46327

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - dm: fix unlocked test for dmsuspendedmd The function dmblkreportzones tests if the device is suspended with the dmsuspendedmd call. However, this function is...

CVE-2026-46294

In the Linux kernel, the following vulnerability has been resolved: dm: fix a buffer overflow in ioctl processing Tony Asleson using Claude found a buffer overflow in dm-ioctl in the function retrievestatus: 1. The code in retrievestatus checks that the output string fits into the output buffer a...