{"id":"USN-6164-1","summary":"c-ares vulnerabilities","details":"Hannes Moesl discovered that c-ares incorrectly handled certain ipv6\naddresses. An attacker could use this issue to cause c-ares to crash,\nresulting in a denial of service, or possibly execute arbitrary code.\n(CVE-2023-31130)\n\nXiang Li discovered that c-ares incorrectly handled certain UDP packets. A\nremote attacker could possibly use this issue to cause c-res to crash,\nresulting in a denial of service. (CVE-2023-32067)\n","modified":"2026-04-22T11:01:32.157118Z","published":"2023-06-14T13:17:40Z","related":["UBUNTU-CVE-2023-31130","UBUNTU-CVE-2023-32067"],"upstream":["CVE-2023-31130","CVE-2023-32067","UBUNTU-CVE-2023-31130","UBUNTU-CVE-2023-32067"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6164-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-31130"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-32067"}],"affected":[{"package":{"name":"c-ares","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/c-ares@1.15.0-1ubuntu0.3?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.15.0-1ubuntu0.3"}]}],"versions":["1.15.0-1build1","1.15.0-1ubuntu0.1","1.15.0-1ubuntu0.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libc-ares2","binary_version":"1.15.0-1ubuntu0.3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6164-1.json","cves_map":{"cves":[{"id":"CVE-2023-31130","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2023-32067","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":"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"}]}],"ecosystem":"Ubuntu:20.04:LTS"}}},{"package":{"name":"c-ares","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/c-ares@1.18.1-1ubuntu0.22.04.2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.1-1ubuntu0.22.04.2"}]}],"versions":["1.17.1-1ubuntu1","1.18.1-1","1.18.1-1build1","1.18.1-1ubuntu0.22.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libc-ares2","binary_version":"1.18.1-1ubuntu0.22.04.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6164-1.json","cves_map":{"cves":[{"id":"CVE-2023-31130","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2023-32067","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":"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"}]}],"ecosystem":"Ubuntu:22.04:LTS"}}}],"schema_version":"1.7.5"}