Unity Linux 20.1070a Security Update: kernel (UTSA-2025-986411)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986411 advisory. In the Linux kernel, the following vulnerability has been resolved: dm btree remove: assign newroot only when removal succeeds removeraw in dmbtreeremove may fail du...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986575)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986575 advisory. In the Linux kernel, the following vulnerability has been resolved: dm: fix mempool NULL pointer race when completing IO dmiodecpending calls endioacct first and wil...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987051)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987051 advisory. In the Linux kernel, the following vulnerability has been resolved: dm: fix mempool NULL pointer race when completing IO dmiodecpending calls endioacct first and wil...

Unity Linux 20.1070e Security Update: libvirt (UTSA-2025-680674)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-680674 advisory. A flaw was found in libvirt, where it leaked a file descriptor for /dev/mapper/control into the QEMU process. This file descriptor allows for privileged operations t...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-018715)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-018715 advisory. A denial of service problem was found, due to a possible recursive locking scenario, resulting in a deadlock in tableclear in drivers/md/dm-ioctl.c in the Linux Kern...

SUSE CVE-2022-50496

In the Linux kernel, the following vulnerability has been resolved: dm cache: Fix UAF in destroy Dmcache also has the same UAF problem when dmresume and dmdestroy are concurrent. Therefore, cancelling timer again in destroy...

CVE-2023-53604

In the Linux kernel, the following vulnerability has been resolved: dm integrity: call kmemcachedestroy in dmintegrityinit error path Otherwise the journaliocache will leak if dmregistertarget fails...

UBUNTU-CVE-2022-50496

In the Linux kernel, the following vulnerability has been resolved: dm cache: Fix UAF in destroy Dmcache also has the same UAF problem when dmresume and dmdestroy are concurrent. Therefore, cancelling timer again in destroy...

CVE-2022-50496

CVE-2022-50496 is a Linux kernel use-after-free in the dm-cache component, triggered by concurrent destroy() with dm_resume() and dm_destroy(). The fix is to cancel the timer in destroy() to prevent the UAF, as described in the advisory and the related kernel commits referenced in the sources.

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a post-release reuse issue in the dm cache during dmresume and dmdestroy concurrency...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an uncalled kmemcachedestroy in the dmintegrityinit error path, which could lead to a memory leak...

EUVD-2021-34502

Malicious code in bioql PyPI...

EUVD-2025-25580

Malicious code in bioql PyPI...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock when cloning inline extents and using qgroups CVE-2021-46987 In the Linux kernel, the following vulnerability has been resolved: uiohvgeneric: Fix another memory leak in error handling paths...

CVE-2025-39792

In the Linux kernel, the following vulnerability has been resolved: dm: Always split write BIOs to zoned device limits Any zoned DM target that requires zone append emulation will use the block layer zone write plugging. In such case, DM target drivers must not split BIOs using dmacceptpartialbio...

Linux Distros Unpatched Vulnerability : CVE-2025-39791

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - dm: dm-crypt: Do not partially accept write BIOs with zoned targets Read and write operations issued to a dm-crypt target may be split according to the dm-crypt...

UBUNTU-CVE-2025-39792

In the Linux kernel, the following vulnerability has been resolved: dm: Always split write BIOs to zoned device limits Any zoned DM target that requires zone append emulation will use the block layer zone write plugging. In such case, DM target drivers must not split BIOs using dmacceptpartialbio...

CVE-2025-39791

In the Linux kernel, the following vulnerability has been resolved: dm: dm-crypt: Do not partially accept write BIOs with zoned targets Read and write operations issued to a dm-crypt target may be split according to the dm-crypt internal limits defined by the maxreadsize and maxwritesize module...

dm cache: fix flushing uninitialized delayed_work on cache_ctr error

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PT-2025-46609

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.0-g7e52f5f0ca9b Description The Linux kernel contains a flaw in the device mapper dm subsystem related to a race condition between device suspend and table load. This can lead to a NULL pointer dereference...