Ubuntu Security Notice 6240-1 - It was discovered that FRR incorrectly handled certain messages. An attacker could possibly use this issue to cause a denial of service.
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Ubuntu Security Notice USN-6240-1
July 24, 2023
frr vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 23.04
Summary:
FRR could be made to denial of service if it received a
specially crafted message.
Software Description:
- frr: FRRouting suite of internet protocols
Details:
It was discovered that FRR incorrectly handled certain messages.
An attacker could possibly use this issue to cause a denial of service.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 23.04:
frr 8.4.2-1ubuntu1.2
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-6240-1
CVE-2023-3748
Package Information:
https://launchpad.net/ubuntu/+source/frr/8.4.2-1ubuntu1.2