{"id":"USN-4764-1","summary":"glib2.0 vulnerability","details":"It was discovered that GLib incorrectly handled certain symlinks when\nreplacing files. If a user or automated system were tricked into extracting\na specially crafted file with File Roller, a remote attacker could possibly\ncreate files outside of the intended directory.\n","modified":"2026-04-27T15:49:48.641512Z","published":"2021-03-15T17:06:03Z","related":["UBUNTU-CVE-2021-28153"],"upstream":["CVE-2021-28153","UBUNTU-CVE-2021-28153"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4764-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-28153"}],"affected":[{"package":{"name":"glib2.0","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/glib2.0@2.48.2-0ubuntu4.8?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.48.2-0ubuntu4.8"}]}],"versions":["2.46.1-1","2.46.1-2","2.47.1-1","2.47.3-3","2.47.4-1","2.47.5-1","2.47.6-1","2.48.0-1ubuntu3","2.48.0-1ubuntu4","2.48.1-1~ubuntu16.04.1","2.48.2-0ubuntu1","2.48.2-0ubuntu3","2.48.2-0ubuntu4","2.48.2-0ubuntu4.1","2.48.2-0ubuntu4.2","2.48.2-0ubuntu4.3","2.48.2-0ubuntu4.4","2.48.2-0ubuntu4.5","2.48.2-0ubuntu4.6","2.48.2-0ubuntu4.7"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libglib2.0-0","binary_version":"2.48.2-0ubuntu4.8"},{"binary_name":"libglib2.0-0-refdbg","binary_version":"2.48.2-0ubuntu4.8"},{"binary_name":"libglib2.0-bin","binary_version":"2.48.2-0ubuntu4.8"},{"binary_name":"libglib2.0-data","binary_version":"2.48.2-0ubuntu4.8"},{"binary_name":"libglib2.0-tests","binary_version":"2.48.2-0ubuntu4.8"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:16.04:LTS","cves":[{"id":"CVE-2021-28153","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4764-1.json"}},{"package":{"name":"glib2.0","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/glib2.0@2.56.4-0ubuntu0.18.04.8?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.56.4-0ubuntu0.18.04.8"}]}],"versions":["2.54.1-1ubuntu1","2.55.2-2ubuntu1","2.56.0-2ubuntu1","2.56.0-4ubuntu1","2.56.1-2ubuntu1","2.56.2-0ubuntu0.18.04.1","2.56.2-0ubuntu0.18.04.2","2.56.3-0ubuntu0.18.04.1","2.56.4-0ubuntu0.18.04.2","2.56.4-0ubuntu0.18.04.3","2.56.4-0ubuntu0.18.04.4","2.56.4-0ubuntu0.18.04.5","2.56.4-0ubuntu0.18.04.6","2.56.4-0ubuntu0.18.04.7"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libglib2.0-0","binary_version":"2.56.4-0ubuntu0.18.04.8"},{"binary_name":"libglib2.0-bin","binary_version":"2.56.4-0ubuntu0.18.04.8"},{"binary_name":"libglib2.0-data","binary_version":"2.56.4-0ubuntu0.18.04.8"},{"binary_name":"libglib2.0-dev-bin","binary_version":"2.56.4-0ubuntu0.18.04.8"},{"binary_name":"libglib2.0-tests","binary_version":"2.56.4-0ubuntu0.18.04.8"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"id":"CVE-2021-28153","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4764-1.json"}},{"package":{"name":"glib2.0","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/glib2.0@2.64.6-1~ubuntu20.04.3?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.64.6-1~ubuntu20.04.3"}]}],"versions":["2.62.1-1","2.63.1-2","2.63.1-2ubuntu1","2.63.3-1","2.63.3-3","2.63.5-2","2.64.0-1","2.64.1-1","2.64.2-1~fakesync1","2.64.3-1~ubuntu20.04.1","2.64.6-1~ubuntu20.04.1","2.64.6-1~ubuntu20.04.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libglib2.0-0","binary_version":"2.64.6-1~ubuntu20.04.3"},{"binary_name":"libglib2.0-bin","binary_version":"2.64.6-1~ubuntu20.04.3"},{"binary_name":"libglib2.0-data","binary_version":"2.64.6-1~ubuntu20.04.3"},{"binary_name":"libglib2.0-dev-bin","binary_version":"2.64.6-1~ubuntu20.04.3"},{"binary_name":"libglib2.0-tests","binary_version":"2.64.6-1~ubuntu20.04.3"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:20.04:LTS","cves":[{"id":"CVE-2021-28153","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4764-1.json"}}],"schema_version":"1.7.5"}