1. Ubuntu Security Notices
  2. USN-6679-1

USN-6679-1: FRR vulnerability

Publication date

6 March 2024

Overview

FRR could be made to crash if it received specially crafted network traffic.

Releases

Packages

  • frr - FRRouting suite of internet protocols

Details

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

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

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
23.10 mantic frr –  8.4.4-1.1ubuntu1.3
22.04 jammy frr –  8.1-1ubuntu1.9

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References

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