{"id":"USN-7971-1","summary":"glib2.0 vulnerability","details":"It was discovered that GLib incorrectly handled the buffered input stream\nAPI. An attacker could use this issue to cause GLib to crash, resulting in\na denial of service, or possibly execute arbitrary code.","modified":"2026-04-27T18:33:12.036419Z","published":"2026-01-21T17:13:35Z","related":["UBUNTU-CVE-2026-0988"],"upstream":["CVE-2026-0988","UBUNTU-CVE-2026-0988"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7971-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-0988"}],"affected":[{"package":{"name":"glib2.0","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/glib2.0@2.72.4-0ubuntu2.8?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.72.4-0ubuntu2.8"}]}],"versions":["2.68.4-1ubuntu1","2.70.1-1","2.70.2-1","2.71.0-2","2.71.1-1","2.71.2-1","2.71.3-1","2.72.0-1","2.72.1-1","2.72.4-0ubuntu1","2.72.4-0ubuntu2","2.72.4-0ubuntu2.2","2.72.4-0ubuntu2.3","2.72.4-0ubuntu2.4","2.72.4-0ubuntu2.5","2.72.4-0ubuntu2.6","2.72.4-0ubuntu2.7"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libglib2.0-0","binary_version":"2.72.4-0ubuntu2.8"},{"binary_name":"libglib2.0-bin","binary_version":"2.72.4-0ubuntu2.8"},{"binary_name":"libglib2.0-data","binary_version":"2.72.4-0ubuntu2.8"},{"binary_name":"libglib2.0-dev-bin","binary_version":"2.72.4-0ubuntu2.8"},{"binary_name":"libglib2.0-tests","binary_version":"2.72.4-0ubuntu2.8"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"id":"CVE-2026-0988","severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7971-1.json"}},{"package":{"name":"glib2.0","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/glib2.0@2.80.0-6ubuntu3.7?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.80.0-6ubuntu3.7"}]}],"versions":["2.78.0-2","2.78.1-4","2.78.3-1","2.78.3-2","2.79.1-1","2.79.2-1~ubuntu1","2.79.3-3ubuntu5","2.80.0-6ubuntu1","2.80.0-6ubuntu3","2.80.0-6ubuntu3.1","2.80.0-6ubuntu3.2","2.80.0-6ubuntu3.4","2.80.0-6ubuntu3.5","2.80.0-6ubuntu3.6"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"gir1.2-girepository-3.0","binary_version":"2.80.0-6ubuntu3.7"},{"binary_name":"gir1.2-glib-2.0","binary_version":"2.80.0-6ubuntu3.7"},{"binary_name":"libgirepository-2.0-0","binary_version":"2.80.0-6ubuntu3.7"},{"binary_name":"libglib2.0-0t64","binary_version":"2.80.0-6ubuntu3.7"},{"binary_name":"libglib2.0-bin","binary_version":"2.80.0-6ubuntu3.7"},{"binary_name":"libglib2.0-data","binary_version":"2.80.0-6ubuntu3.7"},{"binary_name":"libglib2.0-dev-bin","binary_version":"2.80.0-6ubuntu3.7"},{"binary_name":"libglib2.0-tests","binary_version":"2.80.0-6ubuntu3.7"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:24.04:LTS","cves":[{"id":"CVE-2026-0988","severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7971-1.json"}},{"package":{"name":"glib2.0","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/glib2.0@2.86.0-2ubuntu0.2?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.86.0-2ubuntu0.2"}]}],"versions":["2.84.1-1","2.84.1-2","2.84.2-1","2.84.3-1","2.85.1-2","2.85.2-2","2.85.3-1","2.86.0-2","2.86.0-2ubuntu0.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"gir1.2-girepository-3.0","binary_version":"2.86.0-2ubuntu0.2"},{"binary_name":"gir1.2-glib-2.0","binary_version":"2.86.0-2ubuntu0.2"},{"binary_name":"girepository-tools","binary_version":"2.86.0-2ubuntu0.2"},{"binary_name":"libgio-2.0-dev-bin","binary_version":"2.86.0-2ubuntu0.2"},{"binary_name":"libgirepository-2.0-0","binary_version":"2.86.0-2ubuntu0.2"},{"binary_name":"libglib2.0-0t64","binary_version":"2.86.0-2ubuntu0.2"},{"binary_name":"libglib2.0-bin","binary_version":"2.86.0-2ubuntu0.2"},{"binary_name":"libglib2.0-data","binary_version":"2.86.0-2ubuntu0.2"},{"binary_name":"libglib2.0-dev-bin","binary_version":"2.86.0-2ubuntu0.2"},{"binary_name":"libglib2.0-tests","binary_version":"2.86.0-2ubuntu0.2"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:25.10","cves":[{"id":"CVE-2026-0988","severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7971-1.json"}}],"schema_version":"1.7.5"}