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...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013778)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013778 advisory. In the Linux kernel, the following vulnerability has been resolved: dm cache: prevent BUGON by blocking retries on failed device resumes A cache device failing to...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005706)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005706 advisory. 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 ar...

OESA-2025-2883 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved:usb: musb: sunxi: Fix accessing an released usb phyCommit 6ed05c68cbca usb: musb: sunxi: Explicitly release USB PHY onexit will cause that usb phy @glue-xceiv is...

DEBIAN-CVE-2023-53765

In the Linux kernel, the following vulnerability has been resolved: dm cache: free background tracker's queued work in btrackerdestroy Otherwise the kernel can BUG with: 2245.426978 ============================================================================= 2245.435155 BUG btwork Tainted: G B W...

UBUNTU-CVE-2023-53765

In the Linux kernel, the following vulnerability has been resolved: dm cache: free background tracker's queued work in btrackerdestroy Otherwise the kernel can BUG with: 2245.426978 ============================================================================= 2245.435155 BUG btwork Tainted: G B W...

CVE-2023-53765

CVE-2023-53765 is a Linux kernel issue affecting the device-mapper cache (dm-cache) background tracker cleanup. The root cause is cleanup of bg tracker work objects (bt_work) during dm-cache teardown, where kmem_cache_destroy could leave objects and trigger a kernel BUG when freeing resources (no...

CVE-2023-53765 dm cache: free background tracker's queued work in btracker_destroy

In the Linux kernel, the following vulnerability has been resolved: dm cache: free background tracker's queued work in btrackerdestroy Otherwise the kernel can BUG with: 2245.426978 ============================================================================= 2245.435155 BUG btwork Tainted: G B W...

CVE-2023-53765 dm cache: free background tracker's queued work in btracker_destroy

In the Linux kernel, the following vulnerability has been resolved: dm cache: free background tracker's queued work in btrackerdestroy Otherwise the kernel can BUG with: 2245.426978 ============================================================================= 2245.435155 BUG btwork Tainted: G B W...

EUVD-2022-55658

In the Linux kernel, the following vulnerability has been resolved: platform/chrome: fix memory corruption in ioctl If "smem.bytes" is larger than the buffer size it leads to memory corruption...

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...

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 安全漏洞

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...

dm cache: fix flushing uninitialized delayed_work on cache_ctr error

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CLSA-2025-1742472545 kernel: Fix of 9 CVEs

USB: serial: ioedgeport: fix use after free in debug printk CVE-2024-50267 - HID: core: zero-initialize the report buffer CVE-2024-50302 - dm cache: fix potential out-of-bounds access on the first resume CVE-2024-50278 - dm cache: fix out-of-bounds access to the dirty bitset when resizing...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dm cache: fix out-of-bounds access to the dirty bitset when resizing dm-cache checks the dirty bits of the cache blocks to be dropped when shrinking the fast device, but an index bug in bitset iteration causes out-of-bounds acces...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 Azure kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2024-26924: scsi: lpfc: Release hbalock before calling lpfcworkerwakeup bsc1225820. CVE-2024-27397: netfilter: nftables: use timestamp to check for set eleme...