CVE-2026-98045

A flaw was found in the Linux kernel's BPF Berkeley Packet Filter subsystem. Certain stack retrieval helper functions can perform blocking filesystem operations, but were not properly marked as sleepable. A local user with permission to load BPF programs could exploit this flaw by invoking these...

Linux Kernel Security Vulnerabilities

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, which stems from the perf subsystem’s failure to check whether current-mm is still alive when retrieving the call...