Description
In FRRouting (FRR) through 9.1, an attacker using a malformed Prefix SID attribute in a BGP UPDATE packet can cause the bgpd daemon to crash.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | frr | 10.0.1-0.1 | — |
| Debian 13 | frr | 10.0.1-0.1 | — |
| Debian 12 | frr | No fix yet | — |
| Debian 11 | frr | 7.5.1-1.1+deb11u3 | DLA-3865-1 |
| Debian 10 | frr | 7.5.1-1.1+deb10u2 | DLA-3797-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | frr | 8.4.4-1.1ubuntu6.1 | USN-6794-1 |
| Ubuntu 22.04 LTS | frr | 8.1-1ubuntu1.10 | USN-6794-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | frr | 7.2.1-1ubuntu0.2+esm2 | USN-6807-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP6 | frr | 8.5.6-150500.4.30.1 | SUSE-SU-2024:4090-1 |
| SLES 15 SP5 | frr | 8.4-150500.4.20.1 | SUSE-SU-2024:4090-1, SUSE-SU-2024:1453-1 |
| SLES 15 SP4 | frr | 7.4-150300.4.23.1 | SUSE-SU-2024:1475-1 |
| SLES 15 SP3 | frr | 7.4-150300.4.23.1 | SUSE-SU-2024:1475-1 |
Show 7 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 SP4 | frr | 7.4-150300.4.23.1 | SUSE-SU-2024:1475-1 |
| SLES for SAP 15 SP3 | frr | 7.4-150300.4.23.1 | SUSE-SU-2024:1475-1 |
| SLE HPC 15 SP4 | frr | 7.4-150300.4.23.1 | SUSE-SU-2024:1475-1 |
| SLE HPC 15 SP3 | frr | 7.4-150300.4.23.1 | SUSE-SU-2024:1475-1 |
| SUSE Manager Server 4.3 | frr | 7.4-150300.4.23.1 | SUSE-SU-2024:1475-1 |
| SUSE Manager Proxy 4.3 | frr | 7.4-150300.4.23.1 | SUSE-SU-2024:1475-1 |
| SUSE Enterprise Storage 7.1 | frr | 7.4-150300.4.23.1 | SUSE-SU-2024:1475-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | frr | 8.4-10.1 | openSUSE-SU-2024:13860-1 |
| openSUSE Leap 15.6 | frr | 8.5.6-150500.4.30.1 | SUSE-SU-2024:4090-1 |
| openSUSE Leap 15.5 | frr | 8.4-150500.4.20.1 | SUSE-SU-2024:4090-1, SUSE-SU-2024:1453-1 |
Advisories 9
- WID-SEC-2024-0806 FRRouting Project FRRouting: Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Jun 4, 2026
- USN-6807-1 frr vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DLA-3865-1 frr - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3797-1 frr - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-6794-1 frr vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- SUSE-SU-2024:1475-1 Security update for frr SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:4090-1 Security update for frr SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:13860-1 frr-8.4-10.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:1453-1 Security update for frr SUSE / openSUSE Security Updates · May 2, 2025