Tracker / CVE-2023-31248
CVE-2023-31248
High 7.8
Linux Kernel nftables Use-After-Free Local Privilege Escalation Vulnerability; `nft_chain_lookup_byid()` failed to check whether a chain was active and CAP_NET_ADMIN is in any user or network namespace
Affected products and versions
| canonical | ubuntu_linux |
|---|---|
| debian | debian_linux |
| fedoraproject | fedora |
| linux | linux_kernel · 5.11 → 5.15.121 |
| linux | linux_kernel · 5.16 → 6.1.39 |
| linux | linux_kernel · 5.9 → 5.10.188 |
| linux | linux_kernel · 6.2 → 6.4.4 |
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.