UBUNTU-CVE-2026-68146

In the Linux kernel, the following vulnerability has been resolved: ftrace: Add global mutex to serialize traceparser access In ftrace, the traceparser structure is allocated and initialized when a trace file is opened, and is subsequently used across write and release handlers to parse user inpu...

CVE-2026-68146

The CVE-2026-68146 entry documents a Linux kernel ftrace vulnerability where the trace_parser state (idx, cont, buffer) could race when multiple threads share an open trace file descriptor and perform concurrent writes or releases. The fix introduces a global mutex (parser_lock) to serialize all ...

EUVD-2026-55530

In the Linux kernel, the following vulnerability has been resolved: ftrace: Add global mutex to serialize traceparser access In ftrace, the traceparser structure is allocated and initialized when a trace file is opened, and is subsequently used across write and release handlers to parse user inpu...

CVE-2025-71079

In the Linux kernel, the following vulnerability has been resolved: net: nfc: fix deadlock between nfcunregisterdevice and rfkillfopwrite A deadlock can occur between nfcunregisterdevice and rfkillfopwrite due to lock ordering inversion between devicelock and rfkillglobalmutex. The problematic lo...

CVE-2024-36478 null_blk: fix null-ptr-dereference while configuring 'power' and 'submit_queues'

In the Linux kernel, the following vulnerability has been resolved: nullblk: fix null-ptr-dereference while configuring 'power' and 'submitqueues' Writing 'power' and 'submitqueues' concurrently will trigger kernel panic: Test script: modprobe nullblk nrdevices=0 mkdir -p...

PT-2024-27019

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to a null pointer dereference in the Linux kernel when configuring 'power' and 'submit queues' concurrently, which can trigger a kernel panic. This occurs because de...