USN-6794-1: FRR vulnerabilities

Releases

• Ubuntu 24.04 LTS
• Ubuntu 23.10
• Ubuntu 22.04 LTS

Packages

• frr - FRRouting suite of internet protocols

Details

It was discovered that FRR incorrectly handled certain malformed BGP and
OSPF packets. A remote attacker could use this issue to cause FRR to crash,
resulting in a denial of service, or possibly execute arbitrary code.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 24.04

• frr - 8.4.4-1.1ubuntu6.1

Ubuntu 23.10

• frr - 8.4.4-1.1ubuntu1.4

Ubuntu 22.04

• frr - 8.1-1ubuntu1.10

In general, a standard system update will make all the necessary changes.

References

• CVE-2024-31950
• CVE-2024-31948
• CVE-2024-34088
• CVE-2024-31951

Related notices

• USN-6807-1: frr-doc, frr-rpki-rtrlib, frr, frr-pythontools, frr-snmp