USN-6481-1: FRR vulnerabilities

15 November 2023

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

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Releases

Packages

  • frr - FRRouting suite of internet protocols

Details

It was discovered that FRR incorrectly handled certain malformed NLRI data.
A remote attacker could possibly use this issue to cause FRR to crash,
resulting in a denial of service. (CVE-2023-46752)

It was discovered that FRR incorrectly handled certain BGP UPDATE messages.
A remote attacker could possibly use this issue to cause FRR to crash,
resulting in a denial of service. (CVE-2023-46753)

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 23.10
Ubuntu 23.04
Ubuntu 22.04

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

References

Related notices

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