{"id":"USN-5787-2","summary":"libksba vulnerability","details":"USN-5787-1 fixed vulnerabilities in Libksba. This update provides the\ncorresponding updates for Ubuntu 16.04 ESM and Ubuntu 14.04 ESM.\n\nOriginal advisory details:\n\n It was discovered that Libksba incorrectly handled parsing CRL signatures.\n A remote attacker could use this issue to cause Libksba to crash, resulting\n in a denial of service, or possibly execute arbitrary code.\n","modified":"2026-04-22T10:53:00.961663Z","published":"2023-01-09T11:24:20Z","related":["UBUNTU-CVE-2022-47629"],"upstream":["CVE-2022-47629","UBUNTU-CVE-2022-47629"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5787-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-47629"}],"affected":[{"package":{"name":"libksba","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/libksba@1.3.0-3ubuntu0.14.04.2+esm2?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.0-3ubuntu0.14.04.2+esm2"}]}],"versions":["1.3.0-2","1.3.0-2ubuntu1","1.3.0-3","1.3.0-3ubuntu0.14.04.1","1.3.0-3ubuntu0.14.04.2","1.3.0-3ubuntu0.14.04.2+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"libksba8","binary_version":"1.3.0-3ubuntu0.14.04.2+esm2"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:14.04:LTS","cves":[{"id":"CVE-2022-47629","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5787-2.json"}},{"package":{"name":"libksba","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/libksba@1.3.3-1ubuntu0.16.04.1+esm2?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.3-1ubuntu0.16.04.1+esm2"}]}],"versions":["1.3.3-1","1.3.3-1ubuntu0.16.04.1","1.3.3-1ubuntu0.16.04.1+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"libksba8","binary_version":"1.3.3-1ubuntu0.16.04.1+esm2"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[{"id":"CVE-2022-47629","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5787-2.json"}}],"schema_version":"1.7.5"}