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

In the Linux kernel, the following vulnerability has been resolved: f2fs: The issue was fixed by dropping all dirty pages during umount if cperror is set. The xfstest generic/361 report indicates a bug as follows: f2fsbugonsbi, sbi-fsyncnodenum; Kernel bug located at fs/f2fs/super.c:1627! RIP:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed a race condition between direct IO writes and fsync operations when using the same file descriptor. If we have two threads that use the same file descriptor, and one of them performs direct IO writes while the other...

SUSE CVE-2026-46160

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix missing lastunlinktrans update when removing a directory When removing a directory we are not updating its lastunlinktrans field, which can result in incorrect fsync behaviour in case some one fsyncs the directory afte...

SUSE CVE-2026-46175

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix fsck inconsistency caused by FGGC of node block During FGGC node block migration, fsck may incorrectly treat the migrated node block as fsync-written data. The reproduction scenario: root@vm:/mnt/f2fs seq 1 2048 | xargs...

CVE-2026-46175

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix fsck inconsistency caused by FGGC of node block During FGGC node block migration, fsck may incorrectly treat the migrated node block as fsync-written data. The reproduction scenario: root@vm:/mnt/f2fs seq 1 2048 | xargs...

UBUNTU-CVE-2026-46160

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix missing lastunlinktrans update when removing a directory When removing a directory we are not updating its lastunlinktrans field, which can result in incorrect fsync behaviour in case some one fsyncs the directory afte...

CVE-2026-46175 f2fs: fix fsck inconsistency caused by FGGC of node block

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix fsck inconsistency caused by FGGC of node block During FGGC node block migration, fsck may incorrectly treat the migrated node block as fsync-written data. The reproduction scenario: root@vm:/mnt/f2fs seq 1 2048 | xargs...

EUVD-2026-32802

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix fsck inconsistency caused by FGGC of node block During FGGC node block migration, fsck may incorrectly treat the migrated node block as fsync-written data. The reproduction scenario: root@vm:/mnt/f2fs seq 1 2048 | xargs...

CVE-2026-46160

CVE-2026-46160 concerns the Linux kernel’s Btrfs filesystem: when removing a directory, last_unlink_trans is not updated, which can lead to incorrect fsync behavior if a directory with an open file descriptor is fsynced after removal. This can cause log replay during mount to fail with -EIO, pote...

CVE-2026-46160 btrfs: fix missing last_unlink_trans update when removing a directory

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix missing lastunlinktrans update when removing a directory When removing a directory we are not updating its lastunlinktrans field, which can result in incorrect fsync behaviour in case some one fsyncs the directory afte...

CVE-2026-46160

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix missing lastunlinktrans update when removing a directory When removing a directory we are not updating its lastunlinktrans field, which can result in incorrect fsync behaviour in case some one fsyncs the directory afte...

EUVD-2026-32787

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix missing lastunlinktrans update when removing a directory When removing a directory we are not updating its lastunlinktrans field, which can result in incorrect fsync behaviour in case some one fsyncs the directory afte...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the lack of updating the lastunlinktrans field when deleting directories in btrfs, potentially...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from inconsistent fsck operations during the block migration of f2fs FGGC nodes. This vulnerability ma...

PT-2026-44283

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 last unlink trans field is not updated when removing a directory. This can lead to incorrect fsync behavior if a user performs an fsync...

PT-2026-44298

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An inconsistency occurs in the f2fs file system during Foreground Garbage Collection FGGC node block migration. The Garbage Collection process fails to clear the dentry and fsync marks...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Lock the inode in shared mode before starting fiemap. Currently, fiemap does not lock the inode itself VFS lock; instead, it only locks a file range within the inode’s io tree. However, this can lead to a deadlock if there...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: The return value of f2fsrecoverfsyncdata has been fixed. With the following scripts, a panic will occur in f2fs: bash mkfs.f2fs -f /dev/vdd mount /dev/vdd /mnt/f2fs touch /mnt/f2fs/foo sync echo 111 /mnt/f2fs/foo f2fsio fsy...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed the bug in ext4mbuse inodepa. Hulk Robot reported a BUGON: kernel BUG at fs/ext4/mballoc.c:3211! ... RIP: 0010:ext4mbmarkdiskspaceused.cold+0x85/0x136f ... Call Trace: ext4mbnewblocks+0x9df/0x5d30...

Linux Distros Unpatched Vulnerability : CVE-2026-23465

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: log new dentries when logging parent dir of a conflicting inode If we log the parent directory of a conflicting inode, we are not logging the new dentrie...