1. Ubuntu Security Notices
  2. USN-5685-1

USN-5685-1: FRR vulnerabilities

Publication date

18 October 2022

Overview

Several security issues were fixed in FRR.

Releases

Packages

  • 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)

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

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
22.04 jammy frr –  8.1-1ubuntu1.2

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References

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