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...

PT-2026-34487

The mv utility in uutils coreutils fails to preserve file ownership during moves across different filesystem boundaries. The utility falls back to a copy-and-delete routine that creates the destination file using the caller's UID/GID rather than the source's metadata. This flaw breaks backups and...

PT-2026-34343

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A kernel BUG occurs in the netfs limit iter function when handling ITER KVEC iterators. This happens when a process crashes and the kernel attempts to write a core dump to a 9P filesyste...

PT-2026-34474

Name of the Vulnerable Software and Affected Versions uutils coreutils affected versions not specified Description A flaw in the chmod utility allows users to bypass the --preserve-root safety mechanism. The implementation validates if the target path is literally '/', but fails to canonicalize t...

Linux Distros Unpatched Vulnerability : CVE-2026-31451

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: replace BUGON with proper error handling in ext4readinlinefolio Replace BUGON with proper error handling when inline data size exceeds PAGESIZE. This...

Linux Distros Unpatched Vulnerability : CVE-2026-35338

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A vulnerability in the chmod utility of uutils coreutils allows users to bypass the --preserve-root safety mechanism. The implementation only validates if the...

uutils coreutils 安全漏洞

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...

Linux Distros Unpatched Vulnerability : CVE-2026-31435

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netfs: Fix read abandonment during retry Under certain circumstances, all the remaining subrequests from a read request will get abandoned during retry. The...

Linux Distros Unpatched Vulnerability : CVE-2026-35351

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The mv utility in uutils coreutils fails to preserve file ownership during moves across different filesystem boundaries. The utility falls back to a...

PT-2026-34501

Name of the Vulnerable Software and Affected Versions uutils coreutils affected versions not specified Description The mv utility improperly handles directory trees containing symbolic links when moving them across filesystem boundaries. The implementation expands symbolic links—which are pointer...

Linux kernel 安全漏洞

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 lack of setting BTRFSROOTORPHANCLEANUP when creating subvolumes. This could lead to orphan...

PT-2026-34376

In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: only publish mode data after clone setup iptfs clone state stores x-mode data before allocating the reorder window. If that allocation fails, the code frees the cloned state and returns -ENOMEM, leaving x-mode data...

PT-2026-34354

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ext4 ext correct indexes function, which corrects index entries when the first extent in a leaf is modified. The function fails to validate that the p idx pointer...

PT-2026-34401

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netfilter component, specifically within nf conntrack expect, where expectations residing in other network namespaces netns were not properly skipped when accessed...

Linux kernel 安全漏洞

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...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013783)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013783 advisory. In the Linux kernel, the following vulnerability has been resolved: fs: jfs: fix shift-out-of-bounds in dbAllocAG Syzbot found a crash : UBSAN: shift-out-of-bounds i...

uutils coreutils 后置链接漏洞

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...