CVE-2026-52991

A flaw was found in the Linux kernel's Pressure Stall Information PSI subsystem. A race condition exists between the file release and pressure write operations, specifically concerning the priv member of struct kernfsopenfile. This can lead to a use-after-free vulnerability or a NULL dereference,...

Linux Distros Unpatched Vulnerability : CVE-2026-52991

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - sched/psi: fix race between file release and pressure write A potential race condition exists between pressure write and cgroup file release regarding the priv...

CVE-2026-52991

In the Linux kernel, the following vulnerability has been resolved: sched/psi: fix race between file release and pressure write A potential race condition exists between pressure write and cgroup file release regarding the priv member of struct kernfsopenfile, which triggers the uaf reported in 1...

CVE-2026-52991 sched/psi: fix race between file release and pressure write

In the Linux kernel, the following vulnerability has been resolved: sched/psi: fix race between file release and pressure write A potential race condition exists between pressure write and cgroup file release regarding the priv member of struct kernfsopenfile, which triggers the uaf reported in 1...

CVE-2026-52991 sched/psi: fix race between file release and pressure write

In the Linux kernel, the following vulnerability has been resolved: sched/psi: fix race between file release and pressure write A potential race condition exists between pressure write and cgroup file release regarding the priv member of struct kernfsopenfile, which triggers the uaf reported in 1...

CVE-2026-52991

CVE-2026-52991 concerns a race in the Linux kernel PSI subsystem where a use-after-free can occur due to a race between pressure_write and cgroup file release touching the priv member of struct kernfs_open_file. The issue is fixed by widening the scope of the cgroup_mutex in pressure_write to cov...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/handshake: fixed null-ptr-deref in handshakenldonedoit We should not call tracehandshakecmddoneerr if the socket lookup fails. We should also call tracehandshakecmddoneerr before releasing the file; otherwise, dereferencin...

CVE-2026-31654

CVE-2026-31654 affects the Linux kernel mm/vma path for mmap-backed shared mappings (notably /dev/zero). The root cause was a memory leak: when __mmap_new_vma() fails after shmem_zero_setup_desc() allocates a replacement shmem file, that new file isn’t released in the error path, leaving an unref...

EUVD-2026-25547

In the Linux kernel, the following vulnerability has been resolved: mm/vma: fix memory leak in mmapregion commit 605f6586ecf7 "mm/vma: do not leak memory when .mmapprepare swaps the file" handled the success path by skipping getfile via filedoesntneedget, but missed the error path. When /dev/zero...

CVE-2026-31654

In the Linux kernel, the following vulnerability has been resolved: mm/vma: fix memory leak in mmapregion commit 605f6586ecf7 "mm/vma: do not leak memory when .mmapprepare swaps the file" handled the success path by skipping getfile via filedoesntneedget, but missed the error path. When /dev/zero...

CVE-2025-71223

In the Linux kernel, the following vulnerability has been resolved: smb/server: fix refcount leak in smb2open When ksmbdvfsgetattr fails, the reference count of ksmbdfile must be released...

CVE-2025-71204

In the Linux kernel, the following vulnerability has been resolved: smb/server: fix refcount leak in parsedurablehandlecontext When the command is a replay operation and -ENOEXEC is returned, the refcount of ksmbdfile must be released...

CVE-2025-71223

In the Linux kernel, the following vulnerability has been resolved: smb/server: fix refcount leak in smb2open When ksmbdvfsgetattr fails, the reference count of ksmbdfile must be released...

K000159873: Linux kernel vulnerability CVE-2025-39881

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: kernfs: Fix UAF in polling when open file is released A use-after-free UAF vulnerability was identified in the PSI Pressure Stall Information monitoring mechanism: BUG: KASAN: slab-use-after-free in...

CVE-2025-64497

Tuleap is an Open Source Suite for management of software development and collaboration. Versions below 17.0.99.1762431347 of Tuleap Community Edition and Tuleap Enterprise Edition below 17.0-2, 16.13-7 and 16.12-10 allow attackers to access file release system information in projects they do not...

CVE-2025-64497

Tuleap is an Open Source Suite for management of software development and collaboration. Versions below 17.0.99.1762431347 of Tuleap Community Edition and Tuleap Enterprise Edition below 17.0-2, 16.13-7 and 16.12-10 allow attackers to access file release system information in projects they do not...

CVE-2025-64497 Tuleap exposes releases for all projects to File Release System project administrators

Tuleap is an Open Source Suite for management of software development and collaboration. Versions below 17.0.99.1762431347 of Tuleap Community Edition and Tuleap Enterprise Edition below 17.0-2, 16.13-7 and 16.12-10 allow attackers to access file release system information in projects they do not...

CVE-2025-64497 Tuleap exposes releases for all projects to File Release System project administrators

Tuleap is an Open Source Suite for management of software development and collaboration. Versions below 17.0.99.1762431347 of Tuleap Community Edition and Tuleap Enterprise Edition below 17.0-2, 16.13-7 and 16.12-10 allow attackers to access file release system information in projects they do not...

kernel: kernfs: Fix UAF in polling when open file is released

A use-after-free race condition exists in the linux kernel such that When cgroup.pressure is disabled, it releases PSI triggers via cgroupfilerelease, Frees of-priv through kernfsdrainopenfiles leading to damage to the availability and integrity of the system...

CVE-2025-64482

Tuleap is an Open Source Suite to improve management of software developments and collaboration. Tuleap Community Edition prior to version 16.13.99.1762267347 and Tuleap Enterprise Edition prior to versions 17.01-, 16.13-6, and 16.12-9 don't have cross-site request forgery protections in the file...