Unity Linux 20.1070a Security Update: kernel (UTSA-2026-146313)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-146313 advisory. In the Linux kernel, the following vulnerability has been resolved: net/x25: fix use-after-free of the socket by its timers The x25 timers are armed with modtimer an...

PT-2026-79633

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the x25 network protocol implementation. The x25 timers are managed using mod timer and timer delete, which does not ensure a reference is held on the...

Siemens SIMATIC Devices Improper Initialization (CVE-2024-35910)

In the Linux kernel, the following vulnerability has been resolved: tcp: properly terminate timers for kernel sockets We had various syzbot reports about tcp timers firing after the corresponding netns has been dismantled. Fortunately Josef Bacik could trigger the issue more often, and could test...

kernel: tcp/dccp: Don't use timer_pending() in reqsk_queue_unlink().

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...

kernel: tcp/dccp: Don't use timer_pending() in reqsk_queue_unlink().

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...

UBUNTU-CVE-2024-50154

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...