CVE-2026-45984 gfs2: Fix use-after-free in iomap inline data write path

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix use-after-free in iomap inline data write path The inline data buffer head dibh is being released prematurely in gfs2iomapbegin via releasemetapath while iomap-inlinedata still points to dibh-bdata. This causes a...

PT-2026-43928

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock occurs in the jbd2 journal cancel revoke function due to an incorrect lock ordering folio - buffer. This happens when the filesystem blocksize is smaller than the pagesize,...

PT-2026-43970

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak exists in the stream parser when it is aborted, such as after a message assembly timeout. The strp abort strp function fails to release the reference to a partially assembl...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed a memory leak in ext4fillsuper. The buffer head references must be released before calling killbdev;. Otherwise, the buffer head and the page referenced by bdata will not be freed by killbdev, and subsequently, tha...

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: ocfs2: fixed a race condition between searching chunks and releasing the journalhead from the bufferhead. A race condition was encountered between ocfs2testbgbitallocatable and jbd2journalputjournalhead, resulting in the followin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: jbd2: fixed the potential buffer head reference count leak. In the case of jbd2fcwaitbufs, if the buffer is not up-to-date, it will return -EIO without updating journal-jfcoff. However, in jbd2fcreleasebufs, the buffer head will ...

CVE-2026-43066

A flaw was found in the Linux kernel's ext4 filesystem. Specific error handling paths within the ext4fcreplayinode function failed to release a buffer head resource, leading to a resource leak. A local attacker could potentially exploit this vulnerability by triggering these error paths, which ma...

CVE-2026-43066

In the Linux kernel, the following vulnerability has been resolved: ext4: fix iloc.bh leak in ext4fcreplayinode error paths During code review, Joseph found that ext4fcreplayinode calls ext4getfcinodeloc to get the inode location, which holds a reference to iloc.bh that must be released via brels...

CVE-2026-31675

In the Linux kernel, the following vulnerability has been resolved: net/sched: schnetem: fix out-of-bounds access in packet corruption In netemenqueue, the packet corruption logic uses getrandomu32belowskbheadlenskb to select an index for modifying skb-data. When an AFPACKET TXRING sends fully...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013624)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013624 advisory. In the Linux kernel, the following vulnerability has been resolved: udf: Avoid double brelse in udfrename syzbot reported a warning like below 1: VFS: brelse: Trying...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013586)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013586 advisory. In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after u...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010794)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010794 advisory. In the Linux kernel, the following vulnerability has been resolved: udf: Avoid double brelse in udfrename syzbot reported a warning like below 1: VFS: brelse: Trying...

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...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007403)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007403 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4fillsuper Buffer head references must be released before calling...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005486)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005486 advisory. In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix null-ptr-deref in blockdirtybuffer tracepoint When using the block:blockdirtybuffer...

PT-2026-43851

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the gfs2 iomap inline data write path. The inline data buffer head dibh is released prematurely in the gfs2 iomap begin function via release metapath,...

SUSE CVE-2026-22988

In the Linux kernel, the following vulnerability has been resolved: arp: do not assume devhardheader does not change skb-head arpcreate is the only devhardheader caller making assumption about skb-head being unchanged. A recent commit broke this assumption. Initialize @arp pointer after...

CVE-2026-22988

In the Linux kernel, the following vulnerability has been resolved: arp: do not assume devhardheader does not change skb-head arpcreate is the only devhardheader caller making assumption about skb-head being unchanged. A recent commit broke this assumption. Initialize @arp pointer after...

CVE-2026-22988 arp: do not assume dev_hard_header() does not change skb->head

In the Linux kernel, the following vulnerability has been resolved: arp: do not assume devhardheader does not change skb-head arpcreate is the only devhardheader caller making assumption about skb-head being unchanged. A recent commit broke this assumption. Initialize @arp pointer after...