CVE-2026-46061

In the Linux kernel, the following vulnerability has been resolved: jbd2: fix deadlock in jbd2journalcancelrevoke Commit f76d4c28a46a "fs/jbd2: use sleeping version of findgetblock" changed jbd2journalcancelrevoke to use findgetblocknonatomic which holds the folio lock instead of iprivatelock. Th...

SUSE CVE-2023-53526

In the Linux kernel, the following vulnerability has been resolved: jbd2: check 'jh-btransaction' before removing it from checkpoint Following process will corrupt ext4 image: Step 1: jbd2journalcommittransaction jbd2journalinsertcheckpointjh, committransaction // Put jh into trans1-tcheckpointli...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: jbd2: fixed a potential use-after-free issue in jbd2fcwaitbufs. In jbd2fcwaitbufs, using bh after referencing the buffer’s head count may lead to a use-after-free condition. Therefore, ensure that the buffer is updated before...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Do not set the encryption key during the jbd2 transaction. A commit labeled “a80f7fcf1867” “ext4: fixup ext4fctrack functions’ signature” extended the scope of the transaction in ext4unlink too far, causing it to include a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: jbd2: Added a miss release buffer head in fcdoonepass. In fcdoonepass, a miss release buffer head is added after use, which can lead to a reference count leak...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: jbd2: Check ‘jh-btransaction’ before removing it from the checkpoint. The following process will corrupt the ext4 image: Step 1: jbd2journalcommittransaction jbd2journalinsertcheckpointjh, committransaction // Place jh into...

SUSE CVE-2026-31450

In the Linux kernel, the following vulnerability has been resolved: ext4: publish jinode after initialization ext4inodeattachjinode publishes ei-jinode to concurrent users. It used to set ei-jinode before jbd2journalinitjbdinode, allowing a reader to observe a non-NULL jinode with ivfsinode still...

EUVD-2026-24788

In the Linux kernel, the following vulnerability has been resolved: ext4: publish jinode after initialization ext4inodeattachjinode publishes ei-jinode to concurrent users. It used to set ei-jinode before jbd2journalinitjbdinode, allowing a reader to observe a non-NULL jinode with ivfsinode still...

CVE-2026-31450

CVE-2026-31450 describes a race in ext4 where ei->jinode was published to concurrent readers before jbd2_journal_init_jbd_inode() completed, allowing a non-NULL jinode to be observed with i_vfs_inode still NULL. The mitigated issue could lead to a crash when a reader passes jinode to jbd2_wait...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013584)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013584 advisory. In the Linux kernel, the following vulnerability has been resolved: jbd2: fix potential buffer head reference count leak As in 'jbd2fcwaitbufs' if buffer isn't...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013331)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013331 advisory. In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix defrag path triggering jbd2 ASSERT code path: ocfs2ioctlmoveextents ocfs2moveextents...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-006960)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006960 advisory. In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix defrag path triggering jbd2 ASSERT code path: ocfs2ioctlmoveextents ocfs2moveextents...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011012)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011012 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: don't set up encryption key during jbd2 transaction Commit a80f7fcf1867 ext4: fixup...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010901)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010901 advisory. In the Linux kernel, the following vulnerability has been resolved: jbd2: fix potential buffer head reference count leak As in 'jbd2fcwaitbufs' if buffer isn't...

USN-8184-1: Linux kernel (Real-time) vulnerabilities

Josh Eads, Kristoffer Janke, Eduardo Vela Nava, Tavis Ormandy, and Matteo Rizzo discovered that some AMD Zen processors did not properly verify the signature of CPU microcode. This flaw is known as EntrySign. A privileged attacker could possibly use this issue to cause load malicious CPU microcod...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007447)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007447 advisory. In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix race between searching chunks and release journalhead from bufferhead Encountered a ra...

Unbreakable Enterprise kernel security update

5.4.17-2136.354.4.1 - Revert 'rds: Drop rds conn in connect worker if not in down state.' Alok Tiwari Orabug: 39200399 5.4.17-2136.354.4 - macvlan: fix possible UAF in macvlanforwardsource Eric Dumazet Orabug: 38887731 CVE-2026-23001 - macvlan: Use 'hash' iterators to simplify code Christophe...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006768)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006768 advisory. In the Linux kernel, the following vulnerability has been resolved: jbd2: prevent softlockup in jbd2logdocheckpoint Both jbd2logdocheckpoint and...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: pagepool: Fix use-after-free in pagepoolrecycleinring CVE-2025-38129 In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix a null-ptr access in the cursor snooper CVE-2025-40110 In th...

USN-8116-1: Linux kernel (Intel IoTG Real-time) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - PowerPC architecture; - x86 architecture; - Block layer subsystem; - Cryptographic API; - ACPI drivers; - ATM...