Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

CVE-2025-38279 bpf: Do not include stack ptr register in precision backtracking bookkeeping

In the Linux kernel, the following vulnerability has been resolved: bpf: Do not include stack ptr register in precision backtracking bookkeeping Yi Lai reported an issue 1 where the following warning appears in kernel dmesg: 60.643604 verifier backtracking bug 60.643635 WARNING: CPU: 10 PID: 2315...

CVE-2025-38279

CVE-2025-38279: Linux kernel bpf verifier backtracking bug in __mark_chain_precision (verifier) when handling precise registers; a test demonstrating a r10-related path and a patch that stops including stack ptr in precision backtracking was provided. Affected component: Linux kernel BPF verifier...