Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: does not allow unaligned truncation on released compress inode An F2FS image may become corrupted after performing the following test cases: - mkfs.f2fs -O extraattr,compression -f /dev/vdb - mount /dev/vdb...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: Fixed an error in counting reservedcblocks when there is no space available. When a file requires only one directnode, performing the following operations will cause the file to become unrecoverable: bash unisoc...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ocfs2: The BUG function was replaced with ocfs2error in ocfs2MoveExtent. In ocfs2MoveExtent, the BUG function was changed to ocfs2error simply to avoid causing the entire kernel to crash due to filesystem corruption...

Astra Linux – Vulnerability in Linux

Local privilege escalation vulnerability in Ubuntu Kernels overlayfs: Ovlcopyupmeta inodedata function skips permission checks when calling ohldosetxattr on Ubuntu kernels...

Astra Linux – Vulnerability in docker.io

In Docker versions prior to 9.03.15 and 20.10.3, there is a vulnerability related to the --userns-remap option. This option allows access to the remapped root directory, enabling privilege escalation to the actual root directory. When using --userns-remap, if the root user in the remapped namespa...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xfs: Save the ailp pointer before releasing the AIL lock during push callbacks. In xfsinodeitempush and xfsqmdquotlogitempush, the AIL lock is released to perform buffer I/O operations. Once the cluster buffer no longer protects...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Reject mounting if bigalloc with sfirstdatablock != 0. bigalloc with sfirstdatablock != 0 is not supported; mounting will be rejected...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed the issue where iloc.bh was leaked during the error paths of ext4fcreplayinode. During code review, Joseph discovered that ext4fcreplay inode calls ext4getfc inodelocation, which accesses iloc.bh. This reference mu...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ceph: Fix for a possible deadlock when holding Fwb to get inlinedata 1. Mount with wsync. 2. Create a file with ORDWR, and the request is sent to mds.0: cephatomicopen -- cephmdscdorequestopenc finishopenfile, dentry, cephopen --...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not strictly require a dirty metadata threshold for metadata writepages. BUG There is an internal report indicating that over 1000 processes are waiting at the ioscheduletimeout of balancedirtypages, causing a system ha...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Avoid infinite loops caused by residual data On the mkdir/mknod path, when mapping logical blocks to physical blocks, if inserting a new extent into the extent tree fails in this example, because the file system disables...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Avoid allocating blocks from a corrupted group in ext4mbfindbygoal. The issue is as follows: … EXT4-fs mmcblk0p1: Delayed block allocation failed for inode 206 at logical offset 0, with a maximum of 1 block, and an error...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: setting BTRFSROOTORPHANCLEANUP during subvol creation We have recently observed a number of subvolumes with corrupted dentries. Listing the parent directory shows the following: drwxrwxrwt 1 root root 16 Jan 23 16:49...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: BTRFS: Fixed the transaction abort issue caused by item overflow when using the set received ioctl. If the set received ioctl fails due to item overflow when attempting to add the BTRFSUUIDKEYRECEIVEDSUBVOL, the transaction must ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: check the return value of indxfind to avoid infinite loops We have identified a 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 Chromium

The use of after-free in FileSystem in Google Chrome before 149.0.7827.53 allowed a remote attacker to potentially perform a sandbox escape through a crafted HTML page. Chromium security severity: Critical...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in the FileSystem in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to bypass the same-origin policy through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Fat: Avoid underflow of the parent link count in rmdir. Corrupted FAT images may cause the directory inode to have an incorrect inlink value e.g., 2, even though subdirectories exist. rmdir then will unconditionally call...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed the inconsistency issue with the ISCHECKPOINTED flag caused by concurrent atomic commits and checkpoint writes. During SPO tests, when mounting F2FS, an -EINVAL error was returned from f2fsrecoverinodepage. This...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: minix: Required sanity checking was added to minixchecksuperblock. The fs/minix implementation of the minix file system currently does not support any value for slogzonesize other than 0. This is also the only value supported in...