Linux Distros Unpatched Vulnerability : CVE-2026-53129

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fs/mbcache: cancel shrink work before destroying the cache mbcachedestroy calls shrinkerfree and then frees all cache entries and the cache itself, but it does...

CVE-2026-53129

In the Linux kernel, the following vulnerability has been resolved: fs/mbcache: cancel shrink work before destroying the cache mbcachedestroy calls shrinkerfree and then frees all cache entries and the cache itself, but it does not cancel the pending cshrinkwork work item first. If...

EUVD-2026-38997

In the Linux kernel, the following vulnerability has been resolved: fs/mbcache: cancel shrink work before destroying the cache mbcachedestroy calls shrinkerfree and then frees all cache entries and the cache itself, but it does not cancel the pending cshrinkwork work item first. If...

CVE-2026-53129

CVE-2026-53129 affects the Linux kernel mbcache shrink path. The bug occurs when mb_cache_destroy() frees memory without canceling the pending c_shrink_work, allowing mb_cache_shrink_worker() to access freed memory if mb_cache_entry_create() scheduled work via schedule_work() and the work item is...

CVE-2026-53129 fs/mbcache: cancel shrink work before destroying the cache

In the Linux kernel, the following vulnerability has been resolved: fs/mbcache: cancel shrink work before destroying the cache mbcachedestroy calls shrinkerfree and then frees all cache entries and the cache itself, but it does not cancel the pending cshrinkwork work item first. If...

PT-2026-52023

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the fs/mbcache component. The mb cache destroy function calls shrinker free and frees cache entries and the cache itself without first canceling the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ext4: Fix deadlock due to corruption of mbcache entries When manipulating xattr blocks, a deadlock can occur due to infinite loops within ext4xattrblockset. In this process, we continuously try to reuse xattr blocks for mbcache,...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013837)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013837 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix deadlock due to mbcache entry corruption When manipulating xattr blocks, we can deadloc...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010899)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010899 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix deadlock due to mbcache entry corruption When manipulating xattr blocks, we can deadloc...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-013126)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013126 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix deadlock due to mbcache entry corruption When manipulating xattr blocks, we can deadloc...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000946)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000946 advisory. The mbcache feature in the ext2 and ext4 filesystem implementations in the Linux kernel before 4.6 mishandles xattr block caching, which allows local users to cause ...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001848)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001848 advisory. The mbcache feature in the ext2 and ext4 filesystem implementations in the Linux kernel before 4.6 mishandles xattr block caching, which allows local users to cause ...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002074)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002074 advisory. The mbcache feature in the ext2 and ext4 filesystem implementations in the Linux kernel before 4.6 mishandles xattr block caching, which allows local users to cause ...

SUSE CVE-2022-50668

In the Linux kernel, the following vulnerability has been resolved: ext4: fix deadlock due to mbcache entry corruption When manipulating xattr blocks, we can deadlock infinitely looping inside ext4xattrblockset where we constantly keep finding xattr block for reuse in mbcache but we are unable to...

EUVD-2022-55737

In the Linux kernel, the following vulnerability has been resolved: ext4: fix deadlock due to mbcache entry corruption When manipulating xattr blocks, we can deadlock infinitely looping inside ext4xattrblockset where we constantly keep finding xattr block for reuse in mbcache but we are unable to...

DEBIAN-CVE-2022-50668

In the Linux kernel, the following vulnerability has been resolved: ext4: fix deadlock due to mbcache entry corruption When manipulating xattr blocks, we can deadlock infinitely looping inside ext4xattrblockset where we constantly keep finding xattr block for reuse in mbcache but we are unable to...

CVE-2022-50668

In the Linux kernel, the following vulnerability has been resolved: ext4: fix deadlock due to mbcache entry corruption When manipulating xattr blocks, we can deadlock infinitely looping inside ext4xattrblockset where we constantly keep finding xattr block for reuse in mbcache but we are unable to...

CVE-2022-50668 ext4: fix deadlock due to mbcache entry corruption

In the Linux kernel, the following vulnerability has been resolved: ext4: fix deadlock due to mbcache entry corruption When manipulating xattr blocks, we can deadlock infinitely looping inside ext4xattrblockset where we constantly keep finding xattr block for reuse in mbcache but we are unable to...

CVE-2022-50668

In the Linux kernel, the following vulnerability has been resolved: ext4: fix deadlock due to mbcache entry corruption When manipulating xattr blocks, we can deadlock infinitely looping inside ext4xattrblockset where we constantly keep finding xattr block for reuse in mbcache but we are unable to...

CVE-2022-50668

CVE-2022-50668 refers to a Linux kernel/ext4 issue where deadlock can occur when manipulating xattr blocks in mbcache. The root cause is a non-atomic update of the e_reusable bit within a bitfield, which can race with updates to e_referenced, creating an inconsistent state that the function ext4_...