{"id":"UBUNTU-CVE-2024-0853","details":"curl inadvertently kept the SSL session ID for connections in its cache even when the verify status (*OCSP stapling*) test failed. A subsequent transfer to the same hostname could then succeed if the session ID cache was still fresh, which then skipped the verify status check.","modified":"2026-04-22T14:38:05.116231Z","published":"2024-01-31T00:00:00Z","upstream":["CVE-2024-0853"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-0853"},{"type":"REPORT","url":"https://curl.se/docs/CVE-2024-0853.html"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2024-0853"}],"affected":[{"package":{"name":"curl","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/curl@8.5.0-2ubuntu2?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.5.0-2ubuntu2"}]}],"versions":["8.2.1-1ubuntu3","8.2.1-1ubuntu3.1","8.4.0-2ubuntu1","8.5.0-2ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"8.5.0-2ubuntu2","binary_name":"curl"},{"binary_version":"8.5.0-2ubuntu2","binary_name":"libcurl3-gnutls"},{"binary_version":"8.5.0-2ubuntu2","binary_name":"libcurl4"}],"availability":"No subscription required","priority_reason":"Upstream Curl developers have rated this as being low severity"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-0853.json"}}],"schema_version":"1.7.5","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":"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":"low"}]}