{"id":"USN-5102-2","summary":"mercurial vulnerabilities","details":"USN-5102-1 fixed vulnerabilities in Mercurial. 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 Mercurial mishandled symlinks in subrepositories. An\n attacker could use this issue to write arbitrary files to the\n target’s filesystem. (CVE-2019-3902)\n\n It was discovered that Mercurial incorrectly handled certain manifest files.\n An attacker could use this issue to cause a denial of service and possibly\n execute arbitrary code. This issue only affected Ubuntu 16.04 ESM. (CVE-2018-17983)\n","modified":"2026-05-20T16:03:55.371104187Z","published":"2021-03-16T20:09:04Z","related":["UBUNTU-CVE-2018-17983","UBUNTU-CVE-2019-3902"],"upstream":["CVE-2018-17983","CVE-2019-3902","UBUNTU-CVE-2018-17983","UBUNTU-CVE-2019-3902"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5102-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-17983"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-3902"}],"affected":[{"package":{"name":"mercurial","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/mercurial?arch=source&distro=trusty%2Fesm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.8.2-1ubuntu1.4+esm1"}]}],"versions":["2.6.3-1","2.7.2-1","2.8.1-2","2.8.2-1ubuntu1","2.8.2-1ubuntu1.3","2.8.2-1ubuntu1.4"],"ecosystem_specific":{"binaries":[{"binary_name":"mercurial","binary_version":"2.8.2-1ubuntu1.4+esm1"},{"binary_name":"mercurial-common","binary_version":"2.8.2-1ubuntu1.4+esm1"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"cves_map":{"cves":[{"severity":[{"score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2019-3902"}],"ecosystem":"Ubuntu:Pro:14.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5102-2.json"}},{"package":{"name":"mercurial","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/mercurial?arch=source&distro=esm-infra-legacy%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.7.3-1ubuntu1.2+esm2"}]}],"versions":["3.4-1ubuntu2","3.6.2-1ubuntu2","3.7.3-1ubuntu1","3.7.3-1ubuntu1.1","3.7.3-1ubuntu1.2"],"ecosystem_specific":{"binaries":[{"binary_name":"mercurial","binary_version":"3.7.3-1ubuntu1.2+esm2"},{"binary_name":"mercurial-common","binary_version":"3.7.3-1ubuntu1.2+esm2"}],"availability":"Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro"},"database_specific":{"cves_map":{"cves":[],"ecosystem":"Ubuntu:Pro:16.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5102-2.json"}}],"schema_version":"1.7.5"}