Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 573
Alerts This Week
Warning Icon 1 573

Ubuntu 23.04: USN-6136-1 Critical: FRR Denial of Service Issues

ubuntu
Calendar Grey June 5, 2023
Dist Ubuntu Esm H88
The Linux Advisory Notice LAN-7821-3 reports on vulnerabilities in the OpenSSH package that are critical for various distributions and include essential updates.
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. This issue only affected Ubuntu

23.04. (CVE-2023-31489)

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-2023-31490)

Topics%20covered

Topics Covered

security advisory denial of service critical ubuntu frr

Update Instructions

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

Ubuntu 23.04:
   frr                             8.4.2-1ubuntu1.1

Ubuntu 22.10:
   frr                             8.1-1ubuntu3.2

Ubuntu 22.04 LTS:
   frr                             8.1-1ubuntu1.4

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

References

https://ubuntu.com/security/notices/USN-6136-1

CVE-2023-31489, CVE-2023-31490

Severity
critical
Lowest
Low
Medium
High
Critical

June 05, 2023

Topics%20covered

Topics Covered

security advisory denial of service critical ubuntu frr

Package Information

https://launchpad.net/ubuntu/+source/frr/8.4.2-1ubuntu1.1
https://launchpad.net/ubuntu/+source/frr/8.1-1ubuntu3.2
https://launchpad.net/ubuntu/+source/frr/8.1-1ubuntu1.4

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.