CVE-2026-64157

A flaw was found in the Linux kernel's network file system netfs component. This vulnerability allows for incorrect handling of data during partial invalidation operations on streaming-write pages. An attacker could potentially exploit this to cause data corruption or unexpected system behavior,...

CVE-2026-64156 netfs, afs: Fix write skipping in dir/link writepages

In the Linux kernel, the following vulnerability has been resolved: netfs, afs: Fix write skipping in dir/link writepages Fix netfswritesingle and afssinglewritepages to better handle a write that would be skipped due to lock contention and WBSYNCNONE by returning 1 from netfswritesingle if it...

CVE-2026-64156

In the Linux kernel, CVE-2026-64156 concerns netfs and AFS writepath handling. The fix adjusts netfs_write_single() to return 1 when a write is skipped due to lock contention and WB_SYNC_NONE, and updates afs_single_writepages() to skip as well. If a skip occurs, the inode must be re-marked since...

PT-2026-61473

In the Linux kernel, the following vulnerability has been resolved: netfs, afs: Fix write skipping in dir/link writepages Fix netfs write single and afs single writepages to better handle a write that would be skipped due to lock contention and WB SYNC NONE by returning 1 from netfs write single ...

PT-2026-46019

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the NFS LOCALIO, an optimization for loopback mounts that bypasses the network for READ, WRITE, and COMMIT operations when the client and server are on the same system...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm: Do not attempt to NUMA-migrate COW pages that have other uses. Oded Gabbay reported that enabling NUMA balancing causes corruption in his Gaudi accelerator test. He described the situation as follows: “All the details are in...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013741)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013741 advisory. In the Linux kernel, the following vulnerability has been resolved: nbd: fix incomplete validation of ioctl arg We tested and found an alarm caused by nbdioctl arg...

CVE-2026-23157

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not strictly require dirty metadata threshold for metadata writepages BUG There is an internal report that over 1000 processes are waiting at the ioscheduletimeout of balancedirtypages, causing a system hang and trigger...

CVE-2026-23157

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not strictly require dirty metadata threshold for metadata writepages BUG There is an internal report that over 1000 processes are waiting at the ioscheduletimeout of balancedirtypages, causing a system hang and trigger...

CVE-2026-23157 btrfs: do not strictly require dirty metadata threshold for metadata writepages

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not strictly require dirty metadata threshold for metadata writepages BUG There is an internal report that over 1000 processes are waiting at the ioscheduletimeout of balancedirtypages, causing a system hang and trigger...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000730)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000730 advisory. The fusefillwritepages function in fs/fuse/file.c in the Linux kernel before 4.4 allows local users to cause a denial of service infinite loop via a writev system ca...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990525)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990525 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in ext4writepages we got issue as follows: EXT4-fs error device loop0:...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989108)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989108 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in ext4writepages we got issue as follows: EXT4-fs error device loop0:...

EUVD-2020-21747

Malware in sbrugna...

EUVD-2025-30854

Malicious code in bioql PyPI...

SUSE CVE-2015-8785

The fusefillwritepages function in fs/fuse/file.c in the Linux kernel before 4.4 allows local users to cause a denial of service infinite loop via a writev system call that triggers a zero length for the first segment of an iov...

kernel: ext4: fix bug_on ext4_mb_use_inode_pa

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon ext4mbuseinodepa Hulk Robot reported a BUGON: ================================================================== kernel BUG at fs/ext4/mballoc.c:3211! ... RIP: 0010:ext4mbmarkdiskspaceused.cold+0x85/0x136f ... Cal...

CVE-2020-29374

An issue was discovered in the Linux kernel before 5.7.3, related to mm/gup.c and mm/hugememory.c. The getuserpages aka gup implementation, when used for a copy-on-write page, does not properly consider the semantics of read operations and therefore can grant unintended write access, aka...

linux.2.x.mmap.DoS.txt

Date: Sun, 7 Mar 1999 01:41:25 +0100 From: Michal Zalewski Linux 2.x mmap vunerability Linux 2.0.36 has the similiar problem with copy-on-write pages allocated with mmap - as these pages are not accounted within per-user limits. Fortunately, it's less harmfull than 5, because memory will be freed...