| Name | CVE-2026-4948 |
| Description | A flaw was found in firewalld. A local unprivileged user can exploit this vulnerability by mis-authorizing two runtime D-Bus (Desktop Bus) setters, setZoneSettings2 and setPolicySettings. This mis-authorization allows the user to modify the runtime firewall state without proper authentication, leading to unauthorized changes in network security configurations. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| firewalld (PTS) | bullseye | 0.9.3-2 | vulnerable |
| bookworm | 1.3.3-1~deb12u1 | vulnerable |
| trixie | 2.3.1-1 | vulnerable |
| forky, sid | 2.4.0-1 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| firewalld | source | (unstable) | (unfixed) | | | |
Notes
https://bugzilla.redhat.com/show_bug.cgi?id=2452086
check, needs checking if desktop policy authorization influencing setZoneSettings2 and setPolicySettings is RedHat specific