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Ubuntu 22.04 LTS: USN-5685-1 Critical FRR Denial Of Service Issues

ubuntu
Calendar Grey October 18, 2022
Dist Ubuntu Esm H88
Numerous vulnerabilities addressed in FRR. Ensure Ubuntu 22.04 LTS is updated to prevent possible system failures.
Several security issues were fixed in FRR.

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)

Topics%20covered

Topics Covered

security advisory critical Ubuntu doS frr BGP message handling

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

Severity
critical
Lowest
Low
Medium
High
Critical

October 18, 2022

Topics%20covered

Topics Covered

security advisory critical Ubuntu doS frr BGP message handling

Package Information

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

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