Threats tagged 'ghsa-5x23-w3hg-qfcx'

CVE-2024-40996 addresses a vulnerability in the Linux kernel's BPF subsystem related to a debug warning triggered by pskb_pull_reason. The issue involves debug builds (CONFIG_DEBUG_NET=y) where certain BPF programs, often generated by fuzzers, cause a warning that is not indicative of a real security problem. The fix suppresses this warning to avoid unnecessary debug hints while retaining checks that could indicate genuine kernel issues. Non-debug builds do not trigger this warning as pskb_may_pull handles errors gracefully without warnings.