{"id":"CVE-2025-1948","summary":"Eclipse Jetty HTTP clients can increase memory allocation","details":"In Eclipse Jetty versions 12.0.0 to 12.0.16 included, an HTTP/2 client can specify a very large value for the HTTP/2 settings parameter SETTINGS_MAX_HEADER_LIST_SIZE.\nThe Jetty HTTP/2 server does not perform validation on this setting, and tries to allocate a ByteBuffer of the specified capacity to encode HTTP responses, likely resulting in OutOfMemoryError being thrown, or even the JVM process exiting.","aliases":["GHSA-889j-63jv-qhr8"],"modified":"2026-05-28T03:54:28.905297993Z","published":"2025-05-08T17:48:40.831Z","related":["CGA-gjgm-6vfq-jcpg"],"database_specific":{"cna_assigner":"eclipse","cwe_ids":["CWE-400"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/1xxx/CVE-2025-1948.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/1xxx/CVE-2025-1948.json"},{"type":"ADVISORY","url":"https://github.com/jetty/jetty.project/security/advisories/GHSA-889j-63jv-qhr8"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-1948"},{"type":"REPORT","url":"https://gitlab.eclipse.org/security/cve-assignement/-/issues/56"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/jetty/jetty.project","events":[{"introduced":"28100e8da711e44c0722ed10bd413ae862497539"},{"fixed":"14d19c268e4cb09afc312b5255a4cbb7a95c5cb6"}]}],"versions":["jetty-12.0.15","jetty-12.0.14","jetty-12.0.6","jetty-12.0.5","jetty-12.0.0x"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-1948.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:N/A:H"}]}