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Alerts This Week
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Debian: DSA-5495-1 Urgent: Frr Denial Of Service Vulnerability Alert

debian
Calendar Grey September 11, 2023
Debian Logo
Ubuntu Security Notice for frr highlights several vulnerabilities causing Denial of Service. It is advised to update promptly to enhance system protection.
Brief introduction Multiple vulnerbilities were discovered in frr, the FRRouting suite of internet protocols, while processing malformed requests and packets the BGP

Summary

Multiple vulnerbilities were discovered in frr, the FRRouting suite of
internet protocols, while processing malformed requests and packets the BGP
daemon may have reachable assertions, NULL pointer dereference, out-of-bounds
memory access, which may lead to denial of service attack.

For the oldstable distribution (bullseye), these problems have been fixed
in version 7.5.1-1.1+deb11u2.

For the stable distribution (bookworm), these problems have been fixed in
version 8.4.4-1.1~deb12u1.

We recommend that you upgrade your frr packages.

For the detailed security status of frr please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/frr

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/



Severity
critical
Lowest
Low
Medium
High
Critical

Package: frr
CVE ID: CVE-2022-36440 CVE-2022-40302 CVE-2022-40318 CVE-2022-43681

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