{"id":"UBUNTU-CVE-2024-31949","details":"In FRRouting (FRR) through 9.1, an infinite loop can occur when receiving a MP/GR capability as a dynamic capability because malformed data results in a pointer not advancing.","modified":"2025-07-16T07:58:27.197844Z","published":"2024-04-07T21:15:00Z","withdrawn":"2025-07-18T16:57:46Z","upstream":["CVE-2024-31949"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-31949"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2024-31949"}],"affected":[{"package":{"name":"frr","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/frr@7.2.1-1ubuntu0.2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.2.1-1ubuntu0.2"}]}],"versions":["6.0.2-2build2","7.2-1ubuntu1","7.2-1ubuntu2","7.2.1-1","7.2.1-1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"frr","binary_version":"7.2.1-1ubuntu0.2"},{"binary_name":"frr-dbgsym","binary_version":"7.2.1-1ubuntu0.2"},{"binary_name":"frr-doc","binary_version":"7.2.1-1ubuntu0.2"},{"binary_name":"frr-pythontools","binary_version":"7.2.1-1ubuntu0.2"},{"binary_name":"frr-rpki-rtrlib","binary_version":"7.2.1-1ubuntu0.2"},{"binary_name":"frr-rpki-rtrlib-dbgsym","binary_version":"7.2.1-1ubuntu0.2"},{"binary_name":"frr-snmp","binary_version":"7.2.1-1ubuntu0.2"},{"binary_name":"frr-snmp-dbgsym","binary_version":"7.2.1-1ubuntu0.2"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-31949.json"}},{"package":{"name":"frr","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/frr@8.1-1ubuntu1.9?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.1-1ubuntu1.9"}]}],"versions":["7.5.1-1.1","8.1-1","8.1-1ubuntu1","8.1-1ubuntu1.1","8.1-1ubuntu1.2","8.1-1ubuntu1.3","8.1-1ubuntu1.4","8.1-1ubuntu1.5","8.1-1ubuntu1.6","8.1-1ubuntu1.7","8.1-1ubuntu1.8"],"ecosystem_specific":{"binaries":[{"binary_name":"frr","binary_version":"8.1-1ubuntu1.9"},{"binary_name":"frr-dbgsym","binary_version":"8.1-1ubuntu1.9"},{"binary_name":"frr-doc","binary_version":"8.1-1ubuntu1.9"},{"binary_name":"frr-pythontools","binary_version":"8.1-1ubuntu1.9"},{"binary_name":"frr-rpki-rtrlib","binary_version":"8.1-1ubuntu1.9"},{"binary_name":"frr-rpki-rtrlib-dbgsym","binary_version":"8.1-1ubuntu1.9"},{"binary_name":"frr-snmp","binary_version":"8.1-1ubuntu1.9"},{"binary_name":"frr-snmp-dbgsym","binary_version":"8.1-1ubuntu1.9"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-31949.json"}},{"package":{"name":"frr","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/frr@8.4.4-1.1ubuntu5?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.4.4-1.1ubuntu5"}]}],"versions":["8.4.4-1.1ubuntu1","8.4.4-1.1ubuntu3","8.4.4-1.1ubuntu4"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"frr","binary_version":"8.4.4-1.1ubuntu5"},{"binary_name":"frr-dbgsym","binary_version":"8.4.4-1.1ubuntu5"},{"binary_name":"frr-doc","binary_version":"8.4.4-1.1ubuntu5"},{"binary_name":"frr-pythontools","binary_version":"8.4.4-1.1ubuntu5"},{"binary_name":"frr-rpki-rtrlib","binary_version":"8.4.4-1.1ubuntu5"},{"binary_name":"frr-rpki-rtrlib-dbgsym","binary_version":"8.4.4-1.1ubuntu5"},{"binary_name":"frr-snmp","binary_version":"8.4.4-1.1ubuntu5"},{"binary_name":"frr-snmp-dbgsym","binary_version":"8.4.4-1.1ubuntu5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-31949.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}