medium5.5
CVE-2026-4948
A flaw was found in firewalld.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Firewalld | Firewalld | through 2.4.0 |
| Redhat | Enterprise Linux | Version 7.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://access.redhat.com/errata/RHBA-2026:28238
- https://access.redhat.com/errata/RHSA-2026:67585
- https://access.redhat.com/errata/RHSA-2026:67843
- https://access.redhat.com/errata/RHSA-2026:76844
- https://access.redhat.com/security/cve/CVE-2026-4948
- https://bugzilla.redhat.com/show_bug.cgi?id=2452086
- https://lists.debian.org/debian-lts-announce/2026/05/msg00029.html