{"id":"USN-4108-1","summary":"libzstd vulnerability","details":"It was discovered that Zstandard incorrectly handled certain inputs.\nAn attacker could possibly use this issue to execute arbitrary code.\n","modified":"2026-04-22T10:01:59.443676Z","published":"2019-08-21T13:30:58Z","related":["UBUNTU-CVE-2019-11922"],"upstream":["CVE-2019-11922","UBUNTU-CVE-2019-11922"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4108-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-11922"}],"affected":[{"package":{"name":"libzstd","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/libzstd@1.3.3+dfsg-2ubuntu1.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.3+dfsg-2ubuntu1.1"}]}],"versions":["1.3.1+dfsg-1","1.3.2+dfsg-1","1.3.2+dfsg2-1","1.3.3+dfsg-1","1.3.3+dfsg-1ubuntu1","1.3.3+dfsg-2ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.3.3+dfsg-2ubuntu1.1","binary_name":"libzstd1"},{"binary_version":"1.3.3+dfsg-2ubuntu1.1","binary_name":"zstd"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4108-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2019-11922"}],"ecosystem":"Ubuntu:18.04:LTS"}}}],"schema_version":"1.7.5"}