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

In the Linux kernel, the following vulnerability has been resolved: ext4: checks dot and dotdot of dxroot before making dir indexed Syzbot reports the following issue: ============================================ BUG: Unable to handle page fault for address: ffffed11022e24fe PGD 23ffee067 P4D...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: refuses to create an EA block when umounted. The EA block expansion needs to access sroot, but sroot is already set to NULL when umount is triggered. This request is refused to avoid panic conditions...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nilfs2: Fixed an underflow in calculations for the second superblock position. The macro NILFSSB2OFFSETBYTES calculates the position of the second superblock. This calculation results in an underflow when the devicesize argument ...

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

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Added bounds checking to ocfs2checkdirentry. This adds sanity checks for ocfs2direntry to ensure that all members of ocfs2direntry do not go beyond the valid memory region...

Astra Linux – Vulnerability in Chromium

Incorrect authorization in FileSystem in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to leverage social engineering to bypass system access restrictions through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Chromium

Missing authorization in the FileSystem in Google Chrome prior to 152.0.7977.75 allowed a remote attacker who had compromised the renderer process and utilized social engineering to obtain sensitive information through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Chromium

Missing authorization in the FileSystem in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass system access restrictions through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Chromium

Insufficient policy enforcement in the File System API of Google Chrome on Windows prior to version 89.0.4389.72 allowed a remote attacker to bypass filesystem restrictions through a crafted HTML page...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: jfs: fixed an array-index-out-of-bounds read in addmissingindices. stbl is an s8 type, but it must contain offsets into slots that can range from 0 to 127. A bound check was added for this error, and the error -EIO is returned if...

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: jfs: Verify the inode mode when loading from disk. The inode mode loaded from a corrupted disk may be invalid. Do as described in the commit 0a9e74051313 “isofs: Verify the inode mode when loading from disk”...

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: Relaxing the BUG function to ocfs2error in ocfs2moveextent In ocfs2moveextent, relocating the BUG function to ocfs2error is necessary to avoid causing the entire kernel to crash due to filesystem corruption...

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 in Python-Django

A issue was discovered in Django 2.2 before 2.2.16, 3.0 before 3.0.10, and 3.1 before 3.1.1 when Python 3.7+ was used. The intermediate-level directories of the filesystem cache had the system’s standard umask instead of 0o077...

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

In the Linux kernel, the following vulnerability has been resolved: jfs: fixed a slab-out-of-bounds Read in dtSearch Currently, when searching for the current page in the sorted entry table of the page, there is an out-of-bound access. A bound check has been added to fix this error. Dave: The...

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: 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 found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: fixed the sanity check on sbi-totalvalidblockcount. syzbot reported a f2fs bug as follows: ------------ cut here ------------ Kernel BUG at fs/f2fs/f2fs.h:2521! RIP: 0010:decvalidblockcount + 0x3b2/0x3c0, fs/f2fs/f2fs.h:252...

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

In the Linux kernel, the following vulnerabilities have been resolved: ext2: Reject inodes with zero inlink and valid mode in ext2iget ext2iget already rejects inodes with inlink == 0 when imode is zero or idtime is set, treating them as deleted. However, the case where inlink == 0 with a non-zer...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Do not create EA inodes under the buffer lock The ext4xattrsetentry function creates new EA inodes while holding the buffer lock on the external xattr block. This is problematic because all allocation-related locking...

Astra Linux – Vulnerability in Chromium

Insufficient policy enforcement in the FileSystem of Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

Incorrect authorization in FileSystem in Google Chrome prior to 152.0.7977.75 allowed a remote attacker to leverage social engineering to execute arbitrary code outside the sandbox via a crafted HTML page. Chromium security severity: High...