{"id":"USN-5760-2","summary":"libxml2 vulnerabilities","details":"USN-5760-1 fixed vulnerabilities in libxml2. This update provides the\ncorresponding updates for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.\n\nOriginal advisory details:\n\n It was discovered that libxml2 incorrectly handled certain XML files.\n An attacker could possibly use this issue to expose sensitive information\n or cause a crash. (CVE-2022-40303)\n\n It was discovered that libxml2 incorrectly handled certain XML files.\n An attacker could possibly use this issue to execute arbitrary code.\n (CVE-2022-40304)\n","modified":"2026-06-29T13:49:25.947421693Z","published":"2022-12-05T13:34:52Z","related":["UBUNTU-CVE-2022-40303","UBUNTU-CVE-2022-40304"],"upstream":["CVE-2022-40303","CVE-2022-40304","UBUNTU-CVE-2022-40303","UBUNTU-CVE-2022-40304"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5760-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-40303"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-40304"}],"affected":[{"package":{"name":"libxml2","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/libxml2?arch=source&distro=trusty%2Fesm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.1+dfsg1-3ubuntu4.13+esm4"}]}],"versions":["2.9.1+dfsg1-3ubuntu2","2.9.1+dfsg1-3ubuntu3","2.9.1+dfsg1-3ubuntu4","2.9.1+dfsg1-3ubuntu4.1","2.9.1+dfsg1-3ubuntu4.2","2.9.1+dfsg1-3ubuntu4.3","2.9.1+dfsg1-3ubuntu4.4","2.9.1+dfsg1-3ubuntu4.5","2.9.1+dfsg1-3ubuntu4.6","2.9.1+dfsg1-3ubuntu4.7","2.9.1+dfsg1-3ubuntu4.8","2.9.1+dfsg1-3ubuntu4.9","2.9.1+dfsg1-3ubuntu4.10","2.9.1+dfsg1-3ubuntu4.11","2.9.1+dfsg1-3ubuntu4.12","2.9.1+dfsg1-3ubuntu4.13","2.9.1+dfsg1-3ubuntu4.13+esm1","2.9.1+dfsg1-3ubuntu4.13+esm2","2.9.1+dfsg1-3ubuntu4.13+esm3"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"libxml2","binary_version":"2.9.1+dfsg1-3ubuntu4.13+esm4"},{"binary_name":"libxml2-utils","binary_version":"2.9.1+dfsg1-3ubuntu4.13+esm4"},{"binary_version":"2.9.1+dfsg1-3ubuntu4.13+esm4","binary_name":"python-libxml2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5760-2.json","cves_map":{"cves":[{"id":"CVE-2022-40303","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"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"}]},{"id":"CVE-2022-40304","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:Pro:14.04:LTS"}}},{"package":{"name":"libxml2","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/libxml2?arch=source&distro=esm-infra%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.3+dfsg1-1ubuntu0.7+esm4"}]}],"versions":["2.9.2+zdfsg1-4","2.9.2+zdfsg1-4ubuntu1","2.9.2+zdfsg1-4ubuntu2","2.9.2+zdfsg1-4ubuntu3","2.9.3+dfsg1-1","2.9.3+dfsg1-1ubuntu0.1","2.9.3+dfsg1-1ubuntu0.2","2.9.3+dfsg1-1ubuntu0.3","2.9.3+dfsg1-1ubuntu0.4","2.9.3+dfsg1-1ubuntu0.5","2.9.3+dfsg1-1ubuntu0.6","2.9.3+dfsg1-1ubuntu0.7","2.9.3+dfsg1-1ubuntu0.7+esm1","2.9.3+dfsg1-1ubuntu0.7+esm2","2.9.3+dfsg1-1ubuntu0.7+esm3"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"libxml2","binary_version":"2.9.3+dfsg1-1ubuntu0.7+esm4"},{"binary_version":"2.9.3+dfsg1-1ubuntu0.7+esm4","binary_name":"libxml2-utils"},{"binary_name":"python-libxml2","binary_version":"2.9.3+dfsg1-1ubuntu0.7+esm4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5760-2.json","cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[{"id":"CVE-2022-40303","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"}]},{"id":"CVE-2022-40304","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}]}}}],"schema_version":"1.7.5"}