PT-2026-37074

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds OOB read issue exists in the dentry hashtable when the dhash entries variable is set to 1. In this configuration, dcache init calculates d hash shift as 32. During the...

EUVD-2026-24903

In the Linux kernel, the following vulnerability has been resolved: btrfs: set BTRFSROOTORPHANCLEANUP during subvol create We have recently observed a number of subvolumes with broken dentries. ls-ing the parent dir looks like: drwxrwxrwt 1 root root 16 Jan 23 16:49 . drwxr-xr-x 1 root root 24 Ja...

CVE-2026-31519

In the Linux kernel, the following vulnerability has been resolved: btrfs: set BTRFSROOTORPHANCLEANUP during subvol create We have recently observed a number of subvolumes with broken dentries. ls-ing the parent dir looks like: drwxrwxrwt 1 root root 16 Jan 23 16:49 . drwxr-xr-x 1 root root 24 Ja...

CVE-2026-31519

In the Linux kernel, the following vulnerability has been resolved: btrfs: set BTRFSROOTORPHANCLEANUP during subvol create We have recently observed a number of subvolumes with broken dentries. ls-ing the parent dir looks like: drwxrwxrwt 1 root root 16 Jan 23 16:49 . drwxr-xr-x 1 root root 24 Ja...

CVE-2026-31519 btrfs: set BTRFS_ROOT_ORPHAN_CLEANUP during subvol create

In the Linux kernel, the following vulnerability has been resolved: btrfs: set BTRFSROOTORPHANCLEANUP during subvol create We have recently observed a number of subvolumes with broken dentries. ls-ing the parent dir looks like: drwxrwxrwt 1 root root 16 Jan 23 16:49 . drwxr-xr-x 1 root root 24 Ja...

PT-2026-34424

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the btrfs file system where the BTRFS ROOT ORPHAN CLEANUP bit is not set during subvolume creation in the create subvol function. This can lead to a race condition...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013489)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013489 advisory. In the Linux kernel, the following vulnerability has been resolved: qibfs: fix another leak failure to allocate inode = leaked dentry... this one had been there sinc...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-007029)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007029 advisory. In the Linux kernel, the following vulnerability has been resolved: efivarfs: Fix slab-out-of-bounds in efivarfsdcompare Observed on kernel 6.6 present on master as...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010968)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010968 advisory. In the Linux kernel, the following vulnerability has been resolved: f2fs: fix information leak in f2fsmoveinlinedirents When converting an inline directory to a...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011054)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011054 advisory. In the Linux kernel, the following vulnerability has been resolved: qibfs: fix another leak failure to allocate inode = leaked dentry... this one had been there sinc...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010987)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010987 advisory. In the Linux kernel, the following vulnerability has been resolved: vfs: Don't leak disconnected dentries on umount When user calls openbyhandleat on some inode that...

Unity Linux 20.1050e / 20.1060e Security Update: kernel (UTSA-2026-007347)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007347 advisory. In the Linux kernel, the following vulnerability has been resolved: vfs: Don't leak disconnected dentries on umount When user calls openbyhandleat on some inode that...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007464)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007464 advisory. In the Linux kernel, the following vulnerability has been resolved: ovl: fix leaked dentry Since commit 6815f479ca90 ovl: use only uppermetacopy state in ovllookup,...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006594)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006594 advisory. In the Linux kernel, the following vulnerability has been resolved: ceph: fix memory leak in cephreaddir when notelastdentry returns error Reset the lastreaddir at t...

EUVD-2025-208819

In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: check return value of indxfind to avoid infinite loop We found an infinite loop bug in the ntfs3 file system that can lead to a Denial-of-Service DoS condition. A malformed dentry in the ntfs3 filesystem can cause the...

CVE-2025-71266 fs: ntfs3: check return value of indx_find to avoid infinite loop

In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: check return value of indxfind to avoid infinite loop We found an infinite loop bug in the ntfs3 file system that can lead to a Denial-of-Service DoS condition. A malformed dentry in the ntfs3 filesystem can cause the...

CVE-2025-71266

In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: check return value of indxfind to avoid infinite loop We found an infinite loop bug in the ntfs3 file system that can lead to a Denial-of-Service DoS condition. A malformed dentry in the ntfs3 filesystem can cause the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: vfs: Do not leak disconnected dentrys during umount When the user calls openbyhandleat on an inode that is not cached, we will create a disconnected dentry for it. If such a dentry is a directory, exportfsdecodefhraw will attempt...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: NFS: Fixed the filehandle bounds checking in nfsfhtodentry. The function needs to check the minimum filehandle length before it can access the embedded filehandle...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: fix off-by-one error in dosplit Syzkaller detected a use-after-free issue in ext4insertdentry that was caused by out-of-bounds access due to incorrect splitting in dosplit. BUG: KASAN: use-after-free in...