imPC@ndo IT

Tracker / CVE-2023-2163

CVE-2023-2163

Critical 10.0

Incorrect verifier pruning in BPF in Linux Kernel >=5.4 leads to unsafe code paths being incorrectly marked as safe, resulting in arbitrary read/write in kernel memory, lateral privilege escalation, and container escape.

Affected products and versions

linux linux_kernel · 5.11 → 5.15.109
linux linux_kernel · 5.16 → 6.1.26
linux linux_kernel · 5.3 → 5.4.242
linux linux_kernel · 5.5 → 5.10.179
linux linux_kernel · 6.2 → 6.2.13

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References