PT-2026-104984

In the Linux kernel, the following vulnerability has been resolved: perf/ftrace: Fix WARNING in unregister ftrace function perf ftrace function unregister unconditionally calls unregister ftrace function without checking whether the ftrace ops was ever successfully registered. This triggers a WAR...

PT-2026-98077

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists where perf ftrace function unregister calls unregister ftrace function without verifying if the ftrace ops was successfully registered. This leads to a warning in...

CVE-2023-53557

In the Linux kernel, the following vulnerability has been resolved: fprobe: Release rethook after the ftraceops is unregistered While running bpf selftests it's possible to get following fault: general protection fault, probably for non-canonical address \ 0x6b6b6b6b6b6b6b6b: 0000 1 PREEMPT SMP...

CVE-2023-53557

CVE-2023-53557 affects the Linux kernel fprobe path used for kernel tracing. The root cause is releasing fp->rethook while fp->ops may still be used by other CPUs, leading to a general protection fault during bpf selftests. The fix is to move the rethook release to occur after the ftrace_op...

EUVD-2022-55257

Malicious code in bioql PyPI...

kernel: ftrace: Fix NULL pointer dereference in is_ftrace_trampoline when ftrace is dead

In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix NULL pointer dereference in isftracetrampoline when ftrace is dead ftracestartup does not remove ops from ftraceopslist when ftracestartupenable fails: registerftracefunction ftracestartup registerftracefunction...

kernel: ftrace: Fix NULL pointer dereference in is_ftrace_trampoline when ftrace is dead

In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix NULL pointer dereference in isftracetrampoline when ftrace is dead ftracestartup does not remove ops from ftraceopslist when ftracestartupenable fails: registerftracefunction ftracestartup registerftracefunction...