DEBIAN-CVE-2026-90002

In the Linux kernel, the following vulnerability has been resolved: ftrace: Take tracearray reference before accessing its ftraceops The trace instance files setftracefilter and setftracenotrace was updated to work with specific trace instances tracearrays. The issue is that when these files are...

PT-2026-80937

The Hearing Access Service HAS GATT server in subsys/bluetooth/audio/has.c installs a connection-callback set unconditionally via BT CONN CB DEFINE, so security changed runs for every connection that establishes security even before the application has called bt has register. The service attribut...

EulerOS 2.0 SP11 : sed (EulerOS-SA-2026-3157)

According to the versions of the sed packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : When sed is invoked with both -i in-place edit and --follow-symlinks, the function opennextfile performs two separate, non-atomic filesystem operatio...

mkdir: -m exposes directory with umask perms before chmod (race window)

The mkdir utility in uutils coreutils incorrectly applies permissions when using the -m flag by creating a directory with umask-derived permissions typically 0755 before subsequently changing them to the requested mode via a separate chmod system call. In multi-user environments, this introduces ...

EUVD-2026-31982

Lumiverse is a full-featured AI chat application. Prior to 0.9.7, consumeNonce only checks that the module-level variable is set and unexpired. It does not validate any value from the incoming HTTP request or bind the nonce to the admin's session. If the admin's auth.api.signUpEmail call fails...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: fix use-after-free caused by uec-work The delayed work uec-work is scheduled in gaokunucsiprobe but never properly canceled in gaokunucsiremove. This creates use-after-free scenarios where the ucsi and gaokunucs...

CVE-2026-23558: Concurrent Execution using Shared Resource with Improper Synchronization

The adjustments made for XSA-379 as well as those subsequently becoming XSA-387 still left a race window, when a HVM or PVH guest does a grant table version change from v2 to v1 in parallel with mapping the status pages via XENMEMaddtophysmap. Some of the status pages may then be freed while...

CVE-2026-23101 leds: led-class: Only Add LED to leds_list when it is fully ready

In the Linux kernel, the following vulnerability has been resolved: leds: led-class: Only Add LED to ledslist when it is fully ready Before this change the LED was added to ledslist before ledinitcore gets called adding it the list before ledclassdev.setbrightnesswork gets initialized. This leave...

filelock Time-of-Check-Time-of-Use (TOCTOU) Symlink Vulnerability in SoftFileLock

Vulnerability Summary Title: Time-of-Check-Time-of-Use TOCTOU Symlink Vulnerability in SoftFileLock Affected Component: filelock package - SoftFileLock class File: src/filelock/soft.py lines 17-27 CWE: CWE-362, CWE-367, CWE-59 --- Description A TOCTOU race condition vulnerability exists in the...

Windows Exploitation Techniques: Winning Race Conditions with Path Lookups

Posted by James Forshaw This post was originally written in 2016 for the Project Zero blog. However, in the end it was published separately in the journal PoC||GTFOissue 13 as well as in the second volume of the printed version. In honor of our new blog we’re republishing it on this blog and...

CVE-2025-40242 gfs2: Fix unlikely race in gdlm_put_lock

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix unlikely race in gdlmputlock In gdlmputlock, there is a small window of time in which the DFLUNMOUNT flag has been set but the lockspace hasn't been released, yet. In that window, dlm may still call gdlmast and gdlmbast...

CVE-2025-38245: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: atm: Release atmdevmutex after removing procfs in atmdevderegister. syzbot reported a warning below during atmdevregister. 0 Before creating a new device and procfs/sysfs for it, atmdevregister looks up a duplicated device by...

CVE-2025-21984

In the Linux kernel, the following vulnerability has been resolved: mm: fix kernel BUG when userfaultfdmove encounters swapcache userfaultfdmove checks whether the PTE entry is present or a swap entry. - If the PTE entry is present, movepresentpte handles folio migration by setting: srcfolio-inde...

CVE-2025-21984 mm: fix kernel BUG when userfaultfd_move encounters swapcache

In the Linux kernel, the following vulnerability has been resolved: mm: fix kernel BUG when userfaultfdmove encounters swapcache userfaultfdmove checks whether the PTE entry is present or a swap entry. - If the PTE entry is present, movepresentpte handles folio migration by setting: srcfolio-inde...

CVE-2022-49286

In the Linux kernel, the following vulnerability has been resolved: tpm: use trygetops in tpm-space.c As part of the series conversion to remove nested TPM operations: https://lore.kernel.org/all/[email protected]/ exposure of the chip-tpmmutex was removed fro...

CVE-2024-50154

A use-after-free UAF vulnerability was found and fixed in the Linux kernel's TCP subsystem related to request socket reqsk timers during handshake handling. This issue stems from a race condition caused by relying on timerpending in reqskqueueunlink. This could result in the timer continuing to r...

CVE-2024-50154

The CVE-2024-50154 vulnerability is in the Linux kernel. Root cause: a use-after-free can occur in reqsk_timer_handler() when a race around timer_pending() in reqsk_queue_unlink() allows a timer to fire after the socket is closed. The fix prevents del_timer_sync() from being missed by removing ti...

CVE-2024-50154: Use After Free

In the Linux kernel, the following vulnerability has been resolved: tcp/dccp: Don't use timerpending in reqskqueueunlink. Martin KaFai Lau reported use-after-free 0 in reqsktimerhandler. """ We are seeing a use-after-free from a bpf prog attached to tracetcpretransmitsynack. The program passes th...

CVE-2022-48874 misc: fastrpc: Fix use-after-free and race in fastrpc_map_find

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Fix use-after-free and race in fastrpcmapfind Currently, there is a race window between the point when the mutex is unlocked in fastrpcmaplookup and the reference count increasing fastrpcmapget in fastrpcmapfind,...

CVE-2024-43830

In the Linux kernel, the following vulnerability has been resolved: leds: trigger: Unregister sysfs attributes before calling deactivate Triggers which have trigger specific sysfs attributes typically store related data in trigger-data allocated by the activate callback and freed by the deactivat...