A FRR security update has been released for Ubuntu Linux 22.04 LTS.

USN-5685-1: FRR vulnerabilities

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Ubuntu Security Notice USN-5685-1
October 18, 2022

frr vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.04 LTS

Summary:

Several security issues were fixed in FRR.

Software Description:
- frr: FRRouting suite of internet protocols

Details:

It was discovered that FRR incorrectly handled parsing certain BGP
messages. A remote attacker could possibly use this issue to cause FRR to
crash, resulting in a denial of service. (CVE-2022-37032)

It was discovered that FRR incorrectly handled processing certain BGP
messages. A remote attacker could possibly use this issue to cause FRR to
crash, resulting in a denial of service, obtain sensitive information,
or execute arbitrary code. (CVE-2022-37035)

Update instructions:

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

Ubuntu 22.04 LTS:
frr 8.1-1ubuntu1.2

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

References:
https://ubuntu.com/security/notices/USN-5685-1
CVE-2022-37032, CVE-2022-37035

Package Information:
https://launchpad.net/ubuntu/+source/frr/8.1-1ubuntu1.2