Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: isofs: Fixed out-of-bound access for corrupted isofs images. When an isofs image is corrupted, isofsread inode can read data beyond the end of the buffer. It is necessary to sanity-check the length of the directory entry befor...

Astra Linux – Vulnerability in docker.io-app

Moby is an open-source container framework. In Docker Engine prior to version 29.5.1, Docker Daemon versions 28.5.2 and earlier, and Moby Daemon prior to version 2.0.0-beta.14, a race condition during the docker cp mount setup allowed a malicious container to create empty files or directories at...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: flush inode if atomic file is aborted Let's flush the inode being aborted atomic operation to avoid stale dirty inode during eviction in this call stack: f2fsmarkinodedirtysync+0x22/0x40 f2fs f2fsabortatomicwrite+0xc4/0xf0...

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...

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: fs/jfs: Prevent integer overflow in AG size calculation The JFS filesystem calculates the allocation group AG size using 1 bmap-dbagsize. - Subsequent block allocations will reference invalid AG structures. - This can cause: -...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: multidev: fix to recognize valid zero block addresses According to Yi Zhang’s report in the mailing list 1, a kernel warning was detected during the zbd/010 test as follows: ./check zbd/010 zbd/010 test for gap zone support...

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

In the Linux kernel, the following vulnerability has been resolved: f2fs: fixed to not dirty the inode for a read-only filesystem. The syzbot reports the f2fs bug as follows: Kernel BUG at fs/f2fs/inode.c:933! RIP: 0010:f2fsevict inode+0x1576/0x1590 fs/f2fs/inode.c:933 Call Trace: evict+0x2a4/0x6...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed the issue where preallocated blocks were truncated in f2fsfileopen. Chenyuwen has reported the following f2fs bugs: Unable to handle a NULL pointer dereferencing at the virtual address 0000000000000011...

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: jbd2: avoided the bugon in jbd2journalgetcreateaccess when the file system is corrupted. The issue occurs when the file system is corrupted: ------------ cut here ------------ Kernel BUG at fs/jbd2/transaction.c:1289! Oops:...

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 in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: erofs: Proper handling of overlapping pclusters from crafted images. syzbot reported a task hanging issue due to a deadlock situation where it was waiting for the folio lock of a cached folio that would be used for cache I/Os...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nubus: Partially reversed the conversion of proccreatesingledata. The conversion to proccreatesingledata introduced a regression, where reading a file from /proc/bus/nubus resulted in a segmentation fault: grep -r...

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

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fixed the potential NULL pointer dereferencing in nilfsbtreeinsert The patch series “nilfs2: fixes potential issues with empty B-tree nodes” addresses three potential issues with empty B-tree nodes that can occur with...

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 Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Mounting fails due to a buffer overflow in strlen. Starting with kernel 5.11, when building with CONFIGFORTIFYSOURCE, mounting an ocfs2 filesystem using either o2cb or pcmk cluster stack will fail. The issue seems to be th...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: fs: jfs: fix shift-out-of-bounds in dbAllocAG Syzbot identified a crash issue: UBSAN: shift-out-of-bounds in dbAllocAG. The underlying bug lies in the lack of a check on bmp-dbagl2size. This field can be larger than 64, leading t...

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, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Nilfs2: Fixed potential deadlocks caused by newly created symlinks. Syzbot reported that pagesymlink, called by nilfssymlink, triggers memory reclamation involving the filesystem layer. This can lead to circular lock dependencies...