{"id":"UBUNTU-CVE-2021-46877","details":"jackson-databind 2.10.x through 2.12.x before 2.12.6 and 2.13.x before 2.13.1 allows attackers to cause a denial of service (2 GB transient heap usage per read) in uncommon situations involving JsonNode JDK serialization.","modified":"2025-10-24T04:50:41Z","published":"2023-03-18T22:15:00Z","upstream":["CVE-2021-46877"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-46877"},{"type":"REPORT","url":"https://groups.google.com/g/jackson-user/c/OsBsirPM_Vw"},{"type":"REPORT","url":"https://github.com/FasterXML/jackson-databind/issues/3328"},{"type":"REPORT","url":"https://github.com/FasterXML/jackson-databind/commit/3ccde7d938fea547e598fdefe9a82cff37fed5cb"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-46877"}],"affected":[{"package":{"name":"jackson-databind","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/jackson-databind@2.10.2-1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.9.9.3-1","2.10.0-2","2.10.1-1","2.10.2-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libjackson2-databind-java","binary_version":"2.10.2-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-46877.json"}},{"package":{"name":"jackson-databind","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/jackson-databind@2.13.0-2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.12.1-1","2.12.5-1","2.13.0-1","2.13.0-2"],"ecosystem_specific":{"binaries":[{"binary_version":"2.13.0-2","binary_name":"libjackson2-databind-java"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-46877.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}