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: ext4: Fixed an out-of-bounds read when checking .dotdot dir. Mounting a corrupted filesystem with a directory containing a . dir entry where reclen == block size results in an out-of-bounds read later, when the corrupted director...

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: 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 – 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 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 5.15, 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 in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ovl: fixed null pointer dereference in ovlgetaclrcu The sequence of operations is as follows: P1 P2 pathopenat linkpathwalk maylookup inodepermissionrcu ovlpermission aclpermissioncheck checkacl getcachedaclrcu ovlget inodeacl...

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 an array-index-out-of-bounds issue in dbFindLeaf. Currently, when searching for dmtreet to find sufficient free blocks, there is a situation where an array index goes out of bounds during the retrieval of elements from...

Astra Linux – Vulnerability in docker.io-app

Moby is an open-source container framework. In versions prior to 29.5.1, as well as in moby/moby v2 before v2.0.0-beta.14, when a compressed archive was uploaded to a container via PUT /containers/id/archive or piped through docker cp -, the daemon would resolve the decompression binaries such as...

Astra Linux – Vulnerability in Chromium

Insufficient policy enforcement in the File System API of Google Chrome prior to version 88.0.4324.96 allowed a remote attacker to bypass filesystem restrictions through a crafted HTML page...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iomap: Avoid truncating the 64-bit offset to 32 bits. On 32-bit kernels, iomapwritedelallocscan inadvertently used a 32-bit position due to folionextindex returning a unsigned long value. This could lead to an infinite loop when...

Astra Linux – Vulnerability in grub2

An integer overflow flaw was discovered in the BFS file system driver within grub2. When reading a file using an indirect extent map, grub2 fails to validate the number of extent entries to be read. A maliciously crafted or corrupted BFS file system may cause an integer overflow during file...

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

In the Linux kernel, the following vulnerability has been resolved: ext4: Detecting invalid INLINEDATA + EXTENTS flag combinations Syzbot reported a bug in ext4escacheextent when opening a Verity file on a corrupted ext4 file system that was mounted without a journal. The issue arises when the fi...

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

In the Linux kernel, the following vulnerability has been resolved: f2fs: Explicitly terminate the xattr list with a null character. When setting an xattr, ensure that the xattr list is explicitly terminated with a null character. This eliminates the fragile assumption that the unused xattr space...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed a transaction abort issue when snapping received subvolumes. Currently, a user can trigger a transaction abort by snapping a previously received snapshot multiple times until an item overflow occurs the maximum item...

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

A flaw was discovered in the exFAT driver of the Linux kernel. The vulnerability resides in the implementation of the file name reconstruction function, which is responsible for reading file name entries from a directory index and merging file name parts belonging to one file into a single long...

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

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fixed data corruption after a failed write operation. When buffering a write attempt fails and data cannot be copied into the underlying page cache, the ocfs2writeendnolock function simply zeroes out and dirtyens the page...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed errors caused by “off-by-one” values when filling blocks with tlv entries during fast-commit operations. Due to several “off-by-one” errors, or perhaps due to a late change in design that wasn’t fully reflected in...

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

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed an warning in ext4updateinlinedata. Syzbot identified the following issue: EXT4-fs loop0: Mounted a filesystem with ID 00000000-0000-0000-0000-000000000000 without a journal. Quota mode: none. fscrypt: Uses...

Astra Linux – Vulnerability in f2fs-tools

There is an exploitable information disclosure vulnerability in the initnodemanager functionality of F2fs-Tools F2fs.Fsck 1.12 and 1.13. A specially crafted filesystem can be used to disclose information. An attacker can provide a malicious file to trigger this vulnerability...

Astra Linux – Vulnerability in Linux 5.15

A use-after-free flaw was discovered in nfsd4sscsetupdul in fs/nfsd/nfs4proc.c within the NFS filesystem of the Linux kernel. This issue could allow a local attacker to crash the system or may lead to a kernel information leak...