PT-2026-98625

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the perf/core component where list corruption can occur. A Performance Monitoring Unit PMU uses the perf sched cb inc and perf sched cb dec interface to obtain the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: perf: Fixed the race between perfeventoverflow and perfremovefromcontext. Ensure that perfeventoverflow runs with IRQs disabled for all possible call chains. Specifically, software events may end up running it with preemption...

The vulnerability of the __perf_event_overflow() function in the kernel/events/core.c module, which manages kernel events in Linux operating systems, allows a hacker to trigger a service failure.

The vulnerability of the perfeventoverflow function in the kernel/events/core.c module, which manages kernel events in Linux operating systems, is related to buffer overflows based on stacks. Exploiting this vulnerability could allow an attacker to cause a system failure...

perf: Fix __perf_event_overflow() vs perf_remove_from_context() race

...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, caused by a race condition between perfeventoverflow and perfremovefromcontext, which may lead to reusing resource...

CVE-2022-49782

In the Linux kernel, the following vulnerability has been resolved: perf: Improve missing SIGTRAP checking To catch missing SIGTRAP we employ a WARN in perfeventoverflow, which fires if pendingsigtrap was already set: returning to user space without consuming pendingsigtrap, and then having the...

PT-2024-30728

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.50 Description The issue arises when a task is scheduled out and pending sigtrap deliveries are deferred to the target task upon resume to userspace via task work. Failures while adding an event's callback to...

OESA-2024-1031 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: openeuler-linux-kernel-4.19.0-cbsdestroy-NULL-ptr-deref-391216CVE-2021-33630 openeuler-linux-kernel-5.10.149-ext4writeinlinedata-kernelbug-365020CVE-2021-33631 An issue was discovered in the Linux kernel through 6.3.8. A...

PT-2022-38010

Уязвимость функции perf event overflow модуля kernel/events/core.c управления событиями ядра операционной системы Linux связана с переполнением буфера на основе стека. Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании...