CVE-2026-31458 mm/damon/sysfs: check contexts->nr before accessing contexts_arr[0]

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs: check contexts-nr before accessing contextsarr0 Multiple sysfs command paths dereference contextsarr0 without first verifying that kdamond-contexts-nr == 1. A user can set nrcontexts to 0 via sysfs while DAMON is...

CVE-2026-31454 xfs: save ailp before dropping the AIL lock in push callbacks

In the Linux kernel, the following vulnerability has been resolved: xfs: save ailp before dropping the AIL lock in push callbacks In xfsinodeitempush and xfsqmdquotlogitempush, the AIL lock is dropped to perform buffer IO. Once the cluster buffer no longer protects the log item from reclaim, the...

CVE-2026-31451

CVE-2026-31451: In the Linux kernel ext4_read_inline_folio, BUG_ON was replaced with proper error handling when inline data size exceeds PAGE_SIZE. The fix prevents kernel panics, logs the filesystem corruption via ext4_error_inode(), releases the buffer head to avoid leaks, and returns -EFSCORRU...

CVE-2026-31451

In the Linux kernel, the following vulnerability has been resolved: ext4: replace BUGON with proper error handling in ext4readinlinefolio Replace BUGON with proper error handling when inline data size exceeds PAGESIZE. This prevents kernel panic and allows the system to continue running while...

CVE-2026-31451 ext4: replace BUG_ON with proper error handling in ext4_read_inline_folio

In the Linux kernel, the following vulnerability has been resolved: ext4: replace BUGON with proper error handling in ext4readinlinefolio Replace BUGON with proper error handling when inline data size exceeds PAGESIZE. This prevents kernel panic and allows the system to continue running while...

CVE-2026-31451 ext4: replace BUG_ON with proper error handling in ext4_read_inline_folio

In the Linux kernel, the following vulnerability has been resolved: ext4: replace BUGON with proper error handling in ext4readinlinefolio Replace BUGON with proper error handling when inline data size exceeds PAGESIZE. This prevents kernel panic and allows the system to continue running while...

CVE-2026-31452

In the Linux kernel, the following vulnerability has been resolved: ext4: convert inline data to extents when truncate exceeds inline size Add a check in ext4setattr to convert files from inline data storage to extent-based storage when truncate grows the file size beyond the inline capacity. Thi...

CVE-2026-31448 ext4: avoid infinite loops caused by residual data

In the Linux kernel, the following vulnerability has 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 disabled th...

CVE-2026-31447 ext4: reject mount if bigalloc with s_first_data_block != 0

In the Linux kernel, the following vulnerability has been resolved: ext4: reject mount if bigalloc with sfirstdatablock != 0 bigalloc with sfirstdatablock != 0 is not supported, reject mounting it...

CVE-2026-31447 ext4: reject mount if bigalloc with s_first_data_block != 0

In the Linux kernel, the following vulnerability has been resolved: ext4: reject mount if bigalloc with sfirstdatablock != 0 bigalloc with sfirstdatablock != 0 is not supported, reject mounting it...

CVE-2026-31446 ext4: fix use-after-free in update_super_work when racing with umount

In the Linux kernel, the following vulnerability has been resolved: ext4: fix use-after-free in updatesuperwork when racing with umount Commit b98535d09179 "ext4: fix bugon in startthishandle during umount filesystem" moved ext4unregistersysfs before flushing ssbupdwork to prevent new error work...

CVE-2026-31438 netfs: Fix kernel BUG in netfs_limit_iter() for ITER_KVEC iterators

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix kernel BUG in netfslimititer for ITERKVEC iterators When a process crashes and the kernel writes a core dump to a 9P filesystem, kernelwrite creates an ITERKVEC iterator. This iterator reaches netfslimititer via...

CVE-2026-35349: Improper Link Resolution Before File Access

A vulnerability in the rm utility of uutils coreutils allows a bypass of the --preserve-root protection. The implementation uses a path-string check rather than comparing device and inode numbers to identify the root directory. An attacker or accidental user can bypass this safeguard by using a...

PT-2026-34480

Name of the Vulnerable Software and Affected Versions uutils coreutils affected versions not specified Description The dd utility suppresses errors during file truncation operations by unconditionally calling the Result::ok function on truncation attempts. Although this was intended to mimic GNU...

PT-2026-34487

Name of the Vulnerable Software and Affected Versions uutils coreutils affected versions not specified Description The mv utility fails to preserve file ownership when moving files across different filesystem boundaries. In these instances, the utility uses a copy-and-delete routine that creates...

PT-2026-34356

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ext4 read inline folio function where the use of BUG ON when inline data size exceeds PAGE SIZE can lead to a kernel panic. The fix replaces this with proper error...

uutils coreutils security vulnerabilities

uutils coreutils is a cross-platform core command-line toolset developed by Uutils. There is a security vulnerability in uutils coreutils. This vulnerability arises from the mv utility failing to retain file ownership when moving between different file system boundaries. The utility reverts to th...

uutils coreutils post-linkage vulnerability

uutils coreutils is a cross-platform core command-line toolset developed by Uutils. uutils coreutils has a post-installation link vulnerability, which arises from improper handling of directories containing symbolic links during the mv command’s file system boundary movement. This vulnerability m...

uutils coreutils post-linkage vulnerability

uutils coreutils is a cross-platform core command-line toolset developed by Uutils Open Source. uutils coreutils has a post-installation link vulnerability. This vulnerability stems from the rm utility allowing bypass of the --preserve-root protection. Instead of using device and inode numbers fo...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the ext4setattr function. When the truncation operation exceeds the inline capacity, the inline...