CVE-2026-74605

A flaw was found in the Linux kernel's eventfs component. This vulnerability allows a local attacker to cause a system crash or other unpredictable behavior due to a race condition during the freeing of an eventfs inode. The issue stems from improper synchronization when iterating over a specific...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed a warning in ext4handleinodeextension. The issue occurred as follows: EXT4-fs error device loop0 in ext4reserveinodewrite: 5741 – Out of memory. EXT4-fs error device loop0: ext4setattr: 5462 – inode 13: comm...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fixed data corruption caused by fallocate. When fallocate creates holes in the inode size, if the original size is located in the middle of the last cluster, then the portion of the block from the original size to the end ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: NFSv4.2: fixed issues related to nfs42sscopen. A destination server, when performing a COPY operation, should not accept the passed-in filehandle if it is not a regular filehandle. If the allocfilepseudo function fails, we nee...

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: qibfs: fixed another type of leak. Failure to allocate inode = data was leaked from the dentry structure… This issue existed since the initial merge. To be fair, if we encounter such a situation where the system experiences an...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: fixed the issue of clearing dirty inodes in f2fsevictinode. As reported by Yanming in Bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215904 The kernel message is as follows: Kernel BUG at fs/f2fs/inode.c:825! Call...

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

In the Linux kernel, the following vulnerabilities have been resolved: nilfs2: Fixing inode number range checks The patch series “nilfs2: Fixing potential issues related to reserved inodes” addresses these issues. This series fixes a use-after-free issue reported by syzbot, which was caused by th...

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 diAlloc. Currently, there is no check for the agnno of the iag when allocating new inodes to avoid fragmentation problems. The check has been added, which is necessary...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: Avoid crashes when inline data creation occurs after DIO write When an inode is created and written using direct IO, there is no way to clear the EXT4STATEMAYINLINEDATA flag. As a result, when the inode is truncated to just...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Added the EXT4IGETBAD flag to prevent unexpected bad inodes. There are many places that may encounter problems and crash when ext4iget returns a bad inode. However, if the iget function returns a bad inode, it may not be...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed a missing free nid in f2fshandlefailedinode This patch fixes issue xfstests/generic/475. 293.680694 F2FS-fs dm-1: May lose orphaned inode; run fsck to fix. 293.685358 Buffer I/O error on device dm-1, logical block...

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

In the Linux kernel, the following vulnerability has been resolved: ext4: Added bounds checking in getmaxinlinexattrvaluesize. Normally, extended attributes within the inode body would be checked when the inode was first opened. However, if someone writes to the block device while the file system...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: lib/generic-radix-tree.c: Do not cause overflow in the peek function. When we started assigning new inode numbers to most of the 64-bit inode space, some edge-case bugs occurred, particularly some integer overflows related to...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Prevent the release of journal inode after journal shutdown. Before calling ocfs2deleteosb, the function ocfs2journalshutdown has already been executed in ocfs2dismountvolume. Therefore, osb-journal must be NULL. As a...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: fixed a warning in ext4iomapbegin due to a race between bmap and write. The issue occurs as follows: ------------ cut here ------------ WARNING: CPU: 3 PID: 9310 at fs/ext4/inode.c:3441 ext4iomapbegin+0x182/0x5d0 RIP:...

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

In the Linux kernel, the following vulnerabilities have been resolved: Squashfs: Check that the inode number is not the invalid value of zero. Syskiller has identified an out-of-bounds access in the fillmetaindex function. This out-of-bounds access occurs because the inode has an inode number of...

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: Truncating of good inode pages occurs when the hard link is 0. The value of the fileset for the inode copy from the disk by the reproducer is AGGRRESERVEDI. When evicting, its hard link number is 0, so its inode pages are no...

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

In the Linux kernel, the following vulnerabilities have been resolved: jffs2: Fixed potential illegal address access in jffs2freeinode. During the stress testing of the jffs2 file system, the following abnormal outputs were found: 2430.649000 Unable to handle kernel paging request at virtual...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: jfs: Rejects inodes of an unsupported type on the disk. Syzbot has reported the following BUG: Kernel BUG at fs/inode.c:668! Oops: Invalid opcode: 0000 1 PREEMPT SMP KASAN PTI CPU: 3 UID: 0 PID: 139 Comm: jfsCommit Not tainted...

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 the iloc.bh leak in ext4xattr inodeupdateref. The error branch of ext4xattr inodeupdateref forgot to release the refcount for iloc.bh. This issue was discovered during code review...