UBUNTU-CVE-2022-50549

In the Linux kernel, the following vulnerability has been resolved: dm thin: Fix ABBA deadlock between shrinkslab and dmpoolabortmetadata Following concurrent processes: P1drop cache P2kworker dropcachessysctlhandler dropslab shrinkslab downread&shrinkerrwsem - LOCK A doshrinkslab supercachescan...

UBUNTU-CVE-2022-50534

In the Linux kernel, the following vulnerability has been resolved: dm thin: Use last transaction's pmd-root when commit failed Recently we found a softlock up problem in dm thin pool btree lookup code due to corrupted metadata: Kernel panic - not syncing: softlockup: hung tasks CPU: 7 PID: 26692...

EUVD-2025-32815

In the Linux kernel, the following vulnerability has been resolved: dm thin: Fix ABBA deadlock between shrinkslab and dmpoolabortmetadata Following concurrent processes: P1drop cache P2kworker dropcachessysctlhandler dropslab shrinkslab downread&shrinkerrwsem - LOCK A doshrinkslab supercachescan...

CVE-2022-50549 dm thin: Fix ABBA deadlock between shrink_slab and dm_pool_abort_metadata

In the Linux kernel, the following vulnerability has been resolved: dm thin: Fix ABBA deadlock between shrinkslab and dmpoolabortmetadata Following concurrent processes: P1drop cache P2kworker dropcachessysctlhandler dropslab shrinkslab downread&shrinkerrwsem - LOCK A doshrinkslab supercachescan...

CVE-2022-50549

CVE-2022-50549 describes an ABBA deadlock in the Linux kernel’s dm-thin path where concurrent drop_caches and dm thin worker activity can cause a deadlock between shrink_slab (holding shrinker_rwsem) and dm_pool_abort_metadata (holding dm_block/root locks). The result is a hung task as shown by t...

CVE-2022-50549

In the Linux kernel, the following vulnerability has been resolved: dm thin: Fix ABBA deadlock between shrinkslab and dmpoolabortmetadata Following concurrent processes: P1drop cache P2kworker dropcachessysctlhandler dropslab shrinkslab downread&shrinkerrwsem - LOCK A doshrinkslab supercachescan...

EUVD-2025-32837

In the Linux kernel, the following vulnerability has been resolved: dm thin: Use last transaction's pmd-root when commit failed Recently we found a softlock up problem in dm thin pool btree lookup code due to corrupted metadata: Kernel panic - not syncing: softlockup: hung tasks CPU: 7 PID: 26692...

EUVD-2020-6485

Malware in sbrugna...

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...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986547)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986547 advisory. In the Linux kernel, the following vulnerability has been resolved: dm btree remove: fix use after free in rebalancechildren Move dmtmunlock after dmtmdec. Tenable h...

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-2025-987051)

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 20.1050a / 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-387275)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-387275 advisory. In the Linux kernel, the following vulnerability has been resolved: dm: call the resume method on internal suspend There is this reported crash when experimenting wi...

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 20.1070a Security Update: kernel (UTSA-2025-986467)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986467 advisory. In the Linux kernel, the following vulnerability has been resolved: dm btree remove: fix use after free in rebalancechildren Move dmtmunlock after dmtmdec. Tenable h...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986764)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986764 advisory. In the Linux kernel, the following vulnerability has been resolved: dm btree remove: fix use after free in rebalancechildren Move dmtmunlock after dmtmdec. Tenable h...

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...