OESA-2025-1540 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: bpf: track changespktdata property for global functions When processing calls to certain helpers, verifier invalidates all packet pointers in a current state. Fo...

UBUNTU-CVE-2024-58100

In the Linux kernel, the following vulnerability has been resolved: bpf: check changespktdata property for extension programs When processing calls to global sub-programs, verifier decides whether to invalidate all packet pointers in current state depending on the changespktdata property of the...

CVE-2024-58237

CVE-2024-58237 concerns a Linux kernel BPF tail-call vulnerability. The issue arises because tail-called programs could run helpers that invalidate skb packet pointers; the advisory recommends treating each tail call as potentially invalidating packet pointers. The fix alters bpf_helper_changes_p...