AZL-96851 CVE-2026-76957 affecting package expat for versions less than 2.8.3-2

libexpat before 2.8.4 lacks handler call depth tracking with custom encoding callbacks. Thus, a use-after-free can occur. NOTE: this is similar to CVE-2026-50219, CVE-2026-56131 and CVE-2026-56412...

UBUNTU-CVE-2026-76957

libexpat before 2.8.4 lacks handler call depth tracking with custom encoding callbacks. Thus, a use-after-free can occur. NOTE: this is similar to CVE-2026-50219, CVE-2026-56131 and CVE-2026-56412...

CVE-2026-76957

libexpat before 2.8.4 lacks handler call depth tracking with custom encoding callbacks. Thus, a use-after-free can occur. NOTE: this is similar to CVE-2026-50219, CVE-2026-56131 and CVE-2026-56412...

EUVD-2026-63196

libexpat before 2.8.4 lacks handler call depth tracking with custom encoding callbacks. Thus, a use-after-free can occur. NOTE: this is similar to CVE-2026-50219, CVE-2026-56131 and CVE-2026-56412...

CVE-2026-76957

libexpat before 2.8.4 lacks handler call depth tracking with custom encoding callbacks. Thus, a use-after-free can occur. NOTE: this is similar to CVE-2026-50219, CVE-2026-56131 and CVE-2026-56412...

Linux Distros Unpatched Vulnerability : CVE-2026-76957

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - libexpat before 2.8.4 lacks handler call depth tracking with custom encoding callbacks. Thus, a use-after- free can occur. NOTE: this is similar to...

CVE-2026-76957: Use After Free

libexpat before 2.8.4 lacks handler call depth tracking with custom encoding callbacks. Thus, a use-after-free can occur. NOTE: this is similar to CVE-2026-50219, CVE-2026-56131 and CVE-2026-56412...

CVE-2026-74262

A flaw was found in the Linux kernel's Kernel Connection Multiplexor KCM module. This vulnerability occurs due to a race condition when the KCM module replaces or restores lower TCP socket callbacks. If another central processing unit CPU observes an outdated callback state, it can lead to...

CVE_POC

CVE-2026-49176 SYSTEM Shell PoC Local privilege-escalation pr...

CVE-2026-68415

In the Linux kernel, the following vulnerability has been resolved: xfrm: clear mode callbacks after failed mode setup xfrmstategctask can run long after a failed IPTFS state setup. In the reproduced case, xfrminitstate cached x-modecbs, IPTFS setup returned -ENOMEM before publishing modedata, an...

CVE-2026-68200

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: don't re-enter an instance callback that is still running The userspace-driven timer utimer TRIGGER ioctl calls sndtimerinterrupt directly with no serialization, so two threads triggering the same utimer can run...

UBUNTU-CVE-2026-68415

In the Linux kernel, the following vulnerability has been resolved: xfrm: clear mode callbacks after failed mode setup xfrmstategctask can run long after a failed IPTFS state setup. In the reproduced case, xfrminitstate cached x-modecbs, IPTFS setup returned -ENOMEM before publishing modedata, an...

CVE-2026-68200

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: don't re-enter an instance callback that is still running The userspace-driven timer utimer TRIGGER ioctl calls sndtimerinterrupt directly with no serialization, so two threads triggering the same utimer can run...

CVE-2026-68415 xfrm: clear mode callbacks after failed mode setup

In the Linux kernel, the following vulnerability has been resolved: xfrm: clear mode callbacks after failed mode setup xfrmstategctask can run long after a failed IPTFS state setup. In the reproduced case, xfrminitstate cached x-modecbs, IPTFS setup returned -ENOMEM before publishing modedata, an...

EUVD-2026-55601

In the Linux kernel, the following vulnerability has been resolved: xfrm: clear mode callbacks after failed mode setup xfrmstategctask can run long after a failed IPTFS state setup. In the reproduced case, xfrminitstate cached x-modecbs, IPTFS setup returned -ENOMEM before publishing modedata, an...

CVE-2026-68415

The CVE-2026-68415 entry documents a Linux kernel xfrm (IPSec) flaw where xfrm_state_gc_task can dereference stale mode_cbs after a failed IPTFS state setup and subsequent module unload. The root cause is failing to clear x->mode_cbs before publishing mode_data, allowing deferred GC to access ...

EUVD-2026-55302

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: drain a slave's callback before its master detaches it sndtimercloselocked drains the closing instance's own in-flight callback IFLGCALLBACK before freeing it, but not its slaves'. When a master instance is closed,...

CVE-2026-68201

The CVE-2026-68201 issue affects the Linux kernel ALSA timer: when closing a master timer, a slave’s in-flight callback may run after detach, causing use-after-free. The fix drains slave callbacks before removing slave links, and stops pending/active callbacks on the slave side before freeing. Th...

CVE-2026-68201 ALSA: timer: drain a slave's callback before its master detaches it

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: drain a slave's callback before its master detaches it sndtimercloselocked drains the closing instance's own in-flight callback IFLGCALLBACK before freeing it, but not its slaves'. When a master instance is closed,...

EUVD-2026-55301

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: don't re-enter an instance callback that is still running The userspace-driven timer utimer TRIGGER ioctl calls sndtimerinterrupt directly with no serialization, so two threads triggering the same utimer can run...