PT-2026-85734

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A lock leak occurs in the FUSE filesystem when a writeback flush fails during a setattr operation. Specifically, the fuse do setattr function acquires the filemap invalidate lock for a D...

Linux Distros Unpatched Vulnerability : CVE-2026-80858

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fuse: publish io-uring queues with release semantics fuseuringcreatequeue initializes a fuseringqueue and then publishes the pointer into ring-queuesqid with...

Linux Distros Unpatched Vulnerability : CVE-2026-80857

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fuse: wait for FRFINISHED on abortonkill to prevent use-after-free The abortonkill path in requestwaitanswer calls fuseabortconn and returns without waiting for...

Linux Distros Unpatched Vulnerability : CVE-2026-80855

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fuse: fix invalidate lock leak on open OTRUNC DAX failure fuseopen takes filemapinvalidatelock for a DAX truncate daxtruncate = true and releases it before the...

Linux Distros Unpatched Vulnerability : CVE-2026-80856

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fuse: fix invalidate lock leak on setattr writeback failure fusedosetattr takes filemapinvalidatelock for a DAX truncate faultblocked = true and releases it at...

PT-2026-85733

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A lock leak occurs in the FUSE module during an open operation with O TRUNC for DAX Direct Access files. The fuse open function acquires the filemap invalidate lock for a DAX truncate, b...

Linux Distros Unpatched Vulnerability : CVE-2026-80860

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fuse: fix race between interrupt and resend After commit f8fce75fedf7 fuse: clear intrentry in fuseresend and fuseremovependingreq the...

CVE-2026-80855: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: fuse: fix invalidate lock leak on open OTRUNC DAX failure fuseopen takes filemapinvalidatelock for a DAX truncate daxtruncate = true and releases it before the outinodeunlock label. But when fusedaxbreaklayouts fails, the goto...

PT-2026-85735

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the FUSE Filesystem in Userspace module. The abort on kill path within the request wait answer function calls fuse abort conn and returns without waiting...

PT-2026-85738

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists between the interrupt and resend processes in the FUSE module. This occurs when request wait answer checks the FR SENT bit in req-flags and finds it true, but fus...

PT-2026-91304

In the Linux kernel, the following vulnerability has been resolved: fuse: fix invalidate lock leak on setattr writeback failure fuse do setattr takes filemap invalidate lock for a DAX truncate fault blocked = true and releases it at the out:/error: labels. But when a writeback flush is also neede...

CVE-2026-80856: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: fuse: fix invalidate lock leak on setattr writeback failure fusedosetattr takes filemapinvalidatelock for a DAX truncate faultblocked = true and releases it at the out:/error: labels. But when a writeback flush is also needed, a...

CVE-2026-80855: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: fuse: fix invalidate lock leak on open OTRUNC DAX failure fuseopen takes filemapinvalidatelock for a DAX truncate daxtruncate = true and releases it before the outinodeunlock label. But when fusedaxbreaklayouts fails, the goto...

PT-2026-91315

In the Linux kernel, the following vulnerability has been resolved: fuse: fix invalidate lock leak on open O TRUNC DAX failure fuse open takes filemap invalidate lock for a DAX truncate dax truncate = true and releases it before the out inode unlock label. But when fuse dax break layouts fails, t...

CVE-2026-80856: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: fuse: fix invalidate lock leak on setattr writeback failure fusedosetattr takes filemapinvalidatelock for a DAX truncate faultblocked = true and releases it at the out:/error: labels. But when a writeback flush is also needed, a...

OPENSUSE-SU-2026:21753-1 Security update for fuse-overlayfs

This update for fuse-overlayfs fixes the following issue: - CVE-2026-52791: privilege escalation due to SUID/SGID bit preservation after truncate operation bsc1273100...

SUSE-SU-2026:23469-1 Security update for fuse-overlayfs

This update for fuse-overlayfs fixes the following issue: - CVE-2026-52791: privilege escalation due to SUID/SGID bit preservation after truncate operation bsc1273100...

SUSE-SU-2026:23618-1 Security update for fuse-overlayfs

This update for fuse-overlayfs fixes the following issue: - CVE-2026-52791: privilege escalation due to SUID/SGID bit preservation after truncate operation bsc1273100...

K000163157: Linux kernel vulnerability CVE-2026-53388

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: fuse: re-lock request before replacing page cache folio fusetrymovefolio unlocks the request on entry but does not re-lock it on the success path. This means fusechanabort can end the request and fre...

OESA-2026-3530 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: fuse: limit FUSENOTIFYRETRIEVE to uptodate folios FUSENOTIFYRETRIEVE must be limited to uptodate folios; !uptodate folios can contain uninitialized data. Since...