CVE-2026-68459 f2fs: fix potential deadlock in gc_merge path of f2fs_balance_fs()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix potential deadlock in gcmerge path of f2fsbalancefs When we mount device w/ gcmerge mount option, we may suffer below potential deadlock: Kworker GC trehad Truncator - f2fswritecachepages - f2fswritesingledatapage -...

PT-2026-72171

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A potential deadlock exists in the f2fs balance fs function when the device is mounted with the gc merge option. The issue occurs due to a circular dependency between a Kworker, a GC...

CVE-2026-68086 mm/khugepaged: write all dirty file folios when collapsing

In the Linux kernel, the following vulnerability has been resolved: mm/khugepaged: write all dirty file folios when collapsing There is no upstream commit, as this code was removed by upstream commit 044925f9b565 "mm: fs: remove filemapnrthps functions and their users" As-is, khugepaged and...

SUSE CVE-2026-52791

fuse-overlayfs is an implementation of overlayfs in FUSE for rootless containers. Prior to 1.17, the release-1.x C branch preserves SUID and SGID mode bits in main.c during openOTRUNC and truncate handling on a copied-up file, allowing a low-privileged process to leave the upper-layer file with...

AZL-94145 CVE-2026-52791 affecting package fuse-overlayfs 1.14-1

fuse-overlayfs is an implementation of overlayfs in FUSE for rootless containers. Prior to 1.17, the release-1.x C branch preserves SUID and SGID mode bits in main.c during openOTRUNC and truncate handling on a copied-up file, allowing a low-privileged process to leave the upper-layer file with...

CVE-2026-52791

fuse-overlayfs is an implementation of overlayfs in FUSE for rootless containers. Prior to 1.17, the release-1.x C branch preserves SUID and SGID mode bits in main.c during openOTRUNC and truncate handling on a copied-up file, allowing a low-privileged process to leave the upper-layer file with...

CVE-2026-52791 fuse-overlayfs release-1.x preserves SUID/SGID bits after truncate/open(O_TRUNC)

fuse-overlayfs is an implementation of overlayfs in FUSE for rootless containers. Prior to 1.17, the release-1.x C branch preserves SUID and SGID mode bits in main.c during openOTRUNC and truncate handling on a copied-up file, allowing a low-privileged process to leave the upper-layer file with...

CVE-2026-52791

Fuse-overlayfs (overlayfs in FUSE for rootless containers) before version 1.17 on the release-1.x C branch preserves SUID/SGID mode bits in main.c during open(O_TRUNC) and truncate handling on a copied-up file. This may allow a low-privilege process to leave the upper-layer file with mode 4777. T...

CVE-2026-52791 fuse-overlayfs release-1.x preserves SUID/SGID bits after truncate/open(O_TRUNC)

fuse-overlayfs is an implementation of overlayfs in FUSE for rootless containers. Prior to 1.17, the release-1.x C branch preserves SUID and SGID mode bits in main.c during openOTRUNC and truncate handling on a copied-up file, allowing a low-privileged process to leave the upper-layer file with...

CVE-2026-64298

A flaw was found in the Linux kernel's NFSv4 implementation. A local user could exploit a vulnerability where opening a file with OTRUNC truncate and ORDONLY read-only flags would bypass the necessary write permission checks. This oversight allows an attacker to truncate a file without having...

SUSE CVE-2026-64298

In the Linux kernel, the following vulnerability has been resolved: NFSv4: include MAYWRITE in open permission mask for OTRUNC POSIX requires write permission to truncate a file, so an open that specifies OTRUNC must be authorized for write access regardless of the OACCMODE access mode...

CVE-2026-64298

In the Linux kernel, the following vulnerability has been resolved: NFSv4: include MAYWRITE in open permission mask for OTRUNC POSIX requires write permission to truncate a file, so an open that specifies OTRUNC must be authorized for write access regardless of the OACCMODE access mode...

CVE-2026-64298

In the Linux kernel, the following vulnerability has been resolved: NFSv4: include MAYWRITE in open permission mask for OTRUNC POSIX requires write permission to truncate a file, so an open that specifies OTRUNC must be authorized for write access regardless of the OACCMODE access mode...

UBUNTU-CVE-2026-64298

In the Linux kernel, the following vulnerability has been resolved: NFSv4: include MAYWRITE in open permission mask for OTRUNC POSIX requires write permission to truncate a file, so an open that specifies OTRUNC must be authorized for write access regardless of the OACCMODE access mode...

CVE-2026-64298 NFSv4: include MAY_WRITE in open permission mask for O_TRUNC

In the Linux kernel, the following vulnerability has been resolved: NFSv4: include MAYWRITE in open permission mask for OTRUNC POSIX requires write permission to truncate a file, so an open that specifies OTRUNC must be authorized for write access regardless of the OACCMODE access mode...

CVE-2026-64298 NFSv4: include MAY_WRITE in open permission mask for O_TRUNC

In the Linux kernel, the following vulnerability has been resolved: NFSv4: include MAYWRITE in open permission mask for OTRUNC POSIX requires write permission to truncate a file, so an open that specifies OTRUNC must be authorized for write access regardless of the OACCMODE access mode...

EUVD-2026-49010

In the Linux kernel, the following vulnerability has been resolved: NFSv4: include MAYWRITE in open permission mask for OTRUNC POSIX requires write permission to truncate a file, so an open that specifies OTRUNC must be authorized for write access regardless of the OACCMODE access mode...

CVE-2026-64298

In the Linux kernel, the following vulnerability has been resolved: NFSv4: include MAYWRITE in open permission mask for OTRUNC POSIX requires write permission to truncate a file, so an open that specifies OTRUNC must be authorized for write access regardless of the OACCMODE access mode...

PT-2026-64545

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the UDF filesystem implementation where the udf free blocks function fails to include the extent offset when validating the logical block number and count against the...

Linux Distros Unpatched Vulnerability : CVE-2026-64298

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NFSv4: include MAYWRITE in open permission mask for OTRUNC POSIX requires write permission to truncate a file, so an open that specifies OTRUNC must be authoriz...