CVE-2026-98268

A flaw was found in the Linux kernel's performance monitoring perf subsystem. This vulnerability allows a local user to cause a Denial of Service DoS by crashing the operating system. When a kernel module is unloaded while a performance event remains active, the kernel clears the associated...

Linux Distros Unpatched Vulnerability : CVE-2026-98268

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - perf: Fix null pointer access in isincludeguestevent A typical module unload occurring event when there is an active perf connection leads to freeing of the pmu...

CVE-2026-89791

A flaw was found in the Linux kernel's perf subsystem. A race condition exists between the perf mmap revival and the last munmap operation. This allows a local unprivileged user to exploit a use-after-free vulnerability, leading to local privilege escalation to root...

cve-2023-6931-pipa

CVE-2023-6931 — Xiaomi Pad 6pipa 권한 상승 및 SELinux 비활성화 최종적으로 기기에서 사용한 exploit 버전을 이 디렉터리에 따로 정리했다. 목표 기기 Xiaomi Pad 6 / pipa / SM8250 시스템 HyperOS OS2.0.20.0.UMZCNXM 커널 4.19.157-perf-g240e1d0a5f52 시작점 adb shellshell 도메인 결과 일회성 uid0 + 전역 SELinux permissive재부팅 시 무효 익스플로잇 체인 exploit.c 파일 헤더를 참조, 요약은 다...

DEBIAN-CVE-2026-98268

In the Linux kernel, the following vulnerability has been resolved: perf: Fix null pointer access in isincludeguestevent A typical module unload occurring event when there is an active perf connection leads to freeing of the pmu pointer. The call log is something like: .. pmudetachevent...

CVE-2026-98268

In the Linux kernel, the following vulnerability has been resolved: perf: Fix null pointer access in isincludeguestevent A typical module unload occurring event when there is an active perf connection leads to freeing of the pmu pointer. The call log is something like: .. pmudetachevent...

CVE-2026-98268

In the Linux kernel, the following vulnerability has been resolved: perf: Fix null pointer access in isincludeguestevent A typical module unload occurring event when there is an active perf connection leads to freeing of the pmu pointer. The call log is something like: .. pmudetachevent...

UBUNTU-CVE-2026-98268

In the Linux kernel, the following vulnerability has been resolved: perf: Fix null pointer access in isincludeguestevent A typical module unload occurring event when there is an active perf connection leads to freeing of the pmu pointer. The call log is something like: .. pmudetachevent...

CVE-2026-98268

In the Linux kernel, the following vulnerability has been resolved: perf: Fix null pointer access in isincludeguestevent A typical module unload occurring event when there is an active perf connection leads to freeing of the pmu pointer. The call log is something like: .. pmudetachevent...

CVE-2026-98268

The Linux kernel contains a vulnerability where a null pointer dereference occurs within the perf subsystem. Specifically, a module unload event with an active perf connection causes __pmu_detach_event() to set event->pmu to null. When the connection is subsequently closed, _free_event() calls...

CVE-2026-98268 perf: Fix null pointer access in is_include_guest_event()

In the Linux kernel, the following vulnerability has been resolved: perf: Fix null pointer access in isincludeguestevent A typical module unload occurring event when there is an active perf connection leads to freeing of the pmu pointer. The call log is something like: .. pmudetachevent...

EUVD-2026-93196

In the Linux kernel, the following vulnerability has been resolved: perf: Fix null pointer access in isincludeguestevent A typical module unload occurring event when there is an active perf connection leads to freeing of the pmu pointer. The call log is something like: .. pmudetachevent...

CVE-2026-98268 perf: Fix null pointer access in is_include_guest_event()

In the Linux kernel, the following vulnerability has been resolved: perf: Fix null pointer access in isincludeguestevent A typical module unload occurring event when there is an active perf connection leads to freeing of the pmu pointer. The call log is something like: .. pmudetachevent...

CVE-2026-98268: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: perf: Fix null pointer access in isincludeguestevent A typical module unload occurring event when there is an active perf connection leads to freeing of the pmu pointer. The call log is something like: .. pmudetachevent...

PT-2026-106597

In the Linux kernel, the following vulnerability has been resolved: perf: Fix null pointer access in is include guest event A typical module unload occurring event when there is an active perf connection leads to freeing of the pmu pointer. The call log is something like: .. pmu detach event pmu...

CVE-2026-90273

A flaw was found in the Coresight ETM4x component of the Linux kernel. This vulnerability occurs in the performance perf enable path due to missing calls to cscfgcsdevdisableactiveconfig when branch broadcast is unsupported or hardware enablement fails. This oversight can lead to a leak of...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: perf: Fixed the issue with sample generation versus doexit. Baisheng Gao reported a crash in ARM64 mode. Mark interpreted this as a synchronous external abort—most likely due to attempting to access MMIO in a faulty way. The...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: perf/aux: Fixed AUX buffer serialization. Ole reported that the event-mmapmutex is strictly insufficient to serialize the AUX buffer. To serialize it properly, a per-RB mutex should be added...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cpufreq: Avoid a bad reference count on the CPU node. In the parseperfdomain function, if the call to ofparsephandlewithargs returns an error, then the reference to the CPU device node acquired at the beginning of the function wi...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cgroup: Split cgroupdestroywq into 3 workqueues A hang can occur during 1 LTP cgroup testing when repeatedly mounting/unmounting perfevent and netprio controllers with systemd.unifiedcgrouphierarchy=1. The hang manifests in...