CVE-2022-50014: Concurrent Execution using Shared Resource with Improper Synchronization

In the Linux kernel, the following vulnerability has been resolved: mm/gup: fix FOLLFORCE COW security issue and remove FOLLCOW Ever since the Dirty COW CVE-2016-5195 security issue happened, we know that FOLLFORCE can be possibly dangerous, especially if there are races that can be exploited by...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: fixed the qgroup reserve leaks in cowfilerange. In the buffered write path, the dirty page owns the qgroup reserve until it creates an orderedextent. Therefore, any errors that occur before the orderedextent is created...

UBUNTU-CVE-2025-21942

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: fix extent range end unlock in cowfilerange Running generic/751 on the for-next branch often results in a hang like below. They are both stack by locking an extent. This suggests someone forget to unlock an extent...

CVE-2025-21942 btrfs: zoned: fix extent range end unlock in cow_file_range()

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: fix extent range end unlock in cowfilerange Running generic/751 on the for-next branch often results in a hang like below. They are both stack by locking an extent. This suggests someone forget to unlock an extent...

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 Linux kernel that stems from cowfilerange failing to unlock the extended range...

Linux Distros Unpatched Vulnerability : CVE-2024-35877

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - x86/mm/pat: fix VMPAT handling in COW mappings PAT handling won't do the right thing in COW mappings: the first PTE or, in fact, all PTEs can be replaced durin...

SUSE CVE-2024-57975

In the Linux kernel, the following vulnerability has been resolved: btrfs: do proper folio cleanup when rundelallocnocow failed BUG With CONFIGDEBUGVM set, test case generic/476 has some chance to crash with the following VMBUGONFOLIO: BTRFS error device dm-3: cowfilerange failed, start 1146880 e...

SUSE CVE-2024-57976

In the Linux kernel, the following vulnerability has been resolved: btrfs: do proper folio cleanup when cowfilerange failed BUG When testing with COW fixup marked as BUGON this is involved with the new pinuserpages change, which should not result new out-of-band dirty pages, I hit a crash trigger...

CVE-2024-57976

In the Linux kernel, the following vulnerability has been resolved: btrfs: do proper folio cleanup when cowfilerange failed BUG When testing with COW fixup marked as BUGON this is involved with the new pinuserpages change, which should not result new out-of-band dirty pages, I hit a crash trigger...

DEBIAN-CVE-2024-57976

In the Linux kernel, the following vulnerability has been resolved: btrfs: do proper folio cleanup when cowfilerange failed BUG When testing with COW fixup marked as BUGON this is involved with the new pinuserpages change, which should not result new out-of-band dirty pages, I hit a crash trigger...

AZL-68754 CVE-2024-57976 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: do proper folio cleanup when cowfilerange failed BUG When testing with COW fixup marked as BUGON this is involved with the new pinuserpages change, which should not result new out-of-band dirty pages, I hit a crash trigger...

AZL-62627 CVE-2024-57976 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: do proper folio cleanup when cowfilerange failed BUG When testing with COW fixup marked as BUGON this is involved with the new pinuserpages change, which should not result new out-of-band dirty pages, I hit a crash trigger...

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 Linux kernel that stems from not properly cleaning up folio when cowfilerange fails...

CLSA-2025-1739352814 kernel: Fix of 13 CVEs

media: uvcvideo: Skip parsing frames of type UVCVSUNDEFINED in uvcparseformat CVE-2024-53104 - btrfs: fix information leak in btrfsioctllogicaltoino CVE-2024-35849 - net: afcan: do not leave a dangling sk pointer in cancreate CVE-2024-56603 - netfilter: xtables: fix LED ID check in ledtgcheck...

PT-2025-8763

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A bug in the Linux kernel's btrfs filesystem can cause a crash when the cow file range function fails, leading to improper cleanup of folios. This issue is related to error handling in t...

CVE-2024-56759

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free when COWing tree bock and tracing is enabled When a COWing a tree block, at btrfscowblock, and we have the tracepoint tracebtrfscowblock enabled and preemption is also enabled CONFIGPREEMPT=y, we can...

DEBIAN-CVE-2024-56759

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free when COWing tree bock and tracing is enabled When a COWing a tree block, at btrfscowblock, and we have the tracepoint tracebtrfscowblock enabled and preemption is also enabled CONFIGPREEMPT=y, we can...

CVE-2024-56759 btrfs: fix use-after-free when COWing tree bock and tracing is enabled

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free when COWing tree bock and tracing is enabled When a COWing a tree block, at btrfscowblock, and we have the tracepoint tracebtrfscowblock enabled and preemption is also enabled CONFIGPREEMPT=y, we can...

CLSA-2024-1733483945 Fix of 9 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-49992 - drm: remove all control node code - drm: add managed resources tied to drmdevice - drm: Set finalkfree in drmdevalloc - drm/plane: add drmmuniversalplanealloc - drm: Handle dev-unique with drmm - drm: Use drmm for drmdevinit cleanup - drm:...

SUSE CVE-2024-46733

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix qgroup reserve leaks in cowfilerange In the buffered write path, the dirty page owns the qgroup reserve until it creates an orderedextent. Therefore, any errors that occur before the orderedextent is created must free...