{"id":"USN-6579-1","summary":"xerces-c vulnerability","details":"It was discovered that Xerces-C++ was not properly handling memory\nmanagement operations when parsing XML data containing external DTDs,\nwhich could trigger a use-after-free error. If a user or automated system\nwere tricked into processing a specially crafted XML document, an attacker\ncould possibly use this issue to cause a denial of service or execute\narbitrary code.\n","modified":"2026-05-20T16:03:37.288496333Z","published":"2024-01-11T17:53:50Z","related":["UBUNTU-CVE-2018-1311"],"upstream":["CVE-2018-1311","UBUNTU-CVE-2018-1311"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6579-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-1311"}],"affected":[{"package":{"name":"xerces-c","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/xerces-c?arch=source&distro=trusty%2Fesm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.1-5.1+deb8u4ubuntu0.1~esm1"}]}],"versions":["3.1.1-3","3.1.1-3ubuntu1","3.1.1-4","3.1.1-5","3.1.1-5.1~build0.14.04.1","3.1.1-5.1+deb8u1build0.14.04.1","3.1.1-5.1+deb8u2build0.14.04.1","3.1.1-5.1+deb8u3build0.14.04.1","3.1.1-5.1+deb8u4build0.14.04.1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"3.1.1-5.1+deb8u4ubuntu0.1~esm1","binary_name":"libxerces-c-samples"},{"binary_version":"3.1.1-5.1+deb8u4ubuntu0.1~esm1","binary_name":"libxerces-c3.1"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:14.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2018-1311"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6579-1.json"}},{"package":{"name":"xerces-c","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/xerces-c?arch=source&distro=esm-infra-legacy%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.3+debian-1ubuntu0.1~esm2"}]}],"versions":["3.1.1-5.1","3.1.2+debian-1","3.1.3+debian-1","3.1.3+debian-1ubuntu0.1~esm1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro","binaries":[{"binary_version":"3.1.3+debian-1ubuntu0.1~esm2","binary_name":"libxerces-c3.1"},{"binary_version":"3.1.3+debian-1ubuntu0.1~esm2","binary_name":"libxerces-c-samples"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6579-1.json"}},{"package":{"name":"xerces-c","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/xerces-c?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.0+debian-2ubuntu0.1~esm2"}]}],"versions":["3.1.4+debian-2","3.1.4+debian-2build1","3.2.0+debian-2","3.2.0+debian-2ubuntu0.1~esm1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"3.2.0+debian-2ubuntu0.1~esm2","binary_name":"libxerces-c-samples"},{"binary_version":"3.2.0+debian-2ubuntu0.1~esm2","binary_name":"libxerces-c3.2"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:18.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2018-1311"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6579-1.json"}}],"schema_version":"1.7.5"}