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frr: Incorrect handling of a error in parsing of an invalid section of a BGP update can de-peer a router

🗓️ 05 Oct 2023 14:44:02Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 17 Views

A flaw in FRRouting allows remote denial of service through a crafted border gateway protocol update with a corrupted attribute twenty three, causing the router to depeer.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.0aarch64frr8.0-5.el9_0.1frr-8.0-5.el9_0.1.aarch64.rpm
Red Hat Enterprise Linux9.0ppc64lefrr8.0-5.el9_0.1frr-8.0-5.el9_0.1.ppc64le.rpm
Red Hat Enterprise Linux9.0s390xfrr8.0-5.el9_0.1frr-8.0-5.el9_0.1.s390x.rpm
Red Hat Enterprise Linux9.0x86_64frr8.0-5.el9_0.1frr-8.0-5.el9_0.1.x86_64.rpm
Red Hat Enterprise Linux9.0aarch64frr-debuginfo8.0-5.el9_0.1frr-debuginfo-8.0-5.el9_0.1.aarch64.rpm
Red Hat Enterprise Linux9.0ppc64lefrr-debuginfo8.0-5.el9_0.1frr-debuginfo-8.0-5.el9_0.1.ppc64le.rpm
Red Hat Enterprise Linux9.0s390xfrr-debuginfo8.0-5.el9_0.1frr-debuginfo-8.0-5.el9_0.1.s390x.rpm
Red Hat Enterprise Linux9.0x86_64frr-debuginfo8.0-5.el9_0.1frr-debuginfo-8.0-5.el9_0.1.x86_64.rpm
Red Hat Enterprise Linux9.0aarch64frr-debugsource8.0-5.el9_0.1frr-debugsource-8.0-5.el9_0.1.aarch64.rpm
Red Hat Enterprise Linux9.0ppc64lefrr-debugsource8.0-5.el9_0.1frr-debugsource-8.0-5.el9_0.1.ppc64le.rpm
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21 Nov 2025 18:46Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
EPSS0.01779
SSVC
17