CVE-2026-45951

A flaw was found in the Linux kernel, specifically within its BPF Berkeley Packet Filter subsystem. This vulnerability, a use-after-free, arises from incorrect reference counting in the checkpseudobtfid function. It allows a local attacker to potentially corrupt memory, which could lead to...

CVE-2026-45951: Use After Free

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a potential use-after-free of BTF object Refcounting in the checkpseudobtfid function is incorrect: the checkpseudobtfid function might get called with a zero refcounted btf. Fix this, and patch related code accordingly...