{"id":"UBUNTU-CVE-2023-31490","details":"An issue found in Frrouting bgpd v.8.4.2 allows a remote attacker to cause a denial of service via the bgp_attr_psid_sub() function.","modified":"2026-01-30T01:41:25.726261Z","published":"2023-05-09T16:15:00Z","related":["USN-6136-1","USN-6807-1"],"upstream":["CVE-2023-31490"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-31490"},{"type":"REPORT","url":"https://github.com/FRRouting/frr/pull/12454"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6136-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2023-31490"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6807-1"}],"affected":[{"package":{"name":"frr","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/frr@7.2.1-1ubuntu0.2+esm2?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.2.1-1ubuntu0.2+esm2"}]}],"versions":["6.0.2-2build2","7.2-1ubuntu1","7.2-1ubuntu2","7.2.1-1","7.2.1-1ubuntu0.1","7.2.1-1ubuntu0.2","7.2.1-1ubuntu0.2+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"frr","binary_version":"7.2.1-1ubuntu0.2+esm2"},{"binary_name":"frr-pythontools","binary_version":"7.2.1-1ubuntu0.2+esm2"},{"binary_name":"frr-rpki-rtrlib","binary_version":"7.2.1-1ubuntu0.2+esm2"},{"binary_name":"frr-snmp","binary_version":"7.2.1-1ubuntu0.2+esm2"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-31490.json"}},{"package":{"name":"frr","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/frr@8.1-1ubuntu1.4?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.1-1ubuntu1.4"}]}],"versions":["7.5.1-1.1","8.1-1","8.1-1ubuntu1","8.1-1ubuntu1.1","8.1-1ubuntu1.2","8.1-1ubuntu1.3"],"ecosystem_specific":{"binaries":[{"binary_name":"frr","binary_version":"8.1-1ubuntu1.4"},{"binary_name":"frr-pythontools","binary_version":"8.1-1ubuntu1.4"},{"binary_name":"frr-rpki-rtrlib","binary_version":"8.1-1ubuntu1.4"},{"binary_name":"frr-snmp","binary_version":"8.1-1ubuntu1.4"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-31490.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}