{"id":"UBUNTU-CVE-2025-0755","details":"The various bson_append functions in the MongoDB C driver library may be susceptible to buffer overflow when performing operations that could result in a final BSON document which exceeds the maximum allowable size (INT32_MAX), resulting in a segmentation fault and possible application crash. This issue affected libbson versions prior to 1.27.5, MongoDB Server v8.0 versions prior to 8.0.1 and MongoDB Server v7.0 versions prior to 7.0.16","modified":"2026-04-22T18:55:14.353660Z","published":"2025-03-18T09:15:00Z","related":["USN-7613-1"],"upstream":["CVE-2025-0755"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-0755"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2025-0755"},{"type":"REPORT","url":"https://jira.mongodb.org/browse/SERVER-94461"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7613-1"}],"affected":[{"package":{"name":"mongo-c-driver","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/mongo-c-driver@1.16.1-1ubuntu0.1~esm1?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.15.0-1","1.15.1-1","1.15.2-1","1.16.0-1","1.16.1-1","1.16.1-1build1","1.16.1-1build2","1.16.1-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"libbson-1.0-0","binary_version":"1.16.1-1ubuntu0.1~esm1"},{"binary_name":"libmongoc-1.0-0","binary_version":"1.16.1-1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-0755.json"}},{"package":{"name":"mongo-c-driver","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/mongo-c-driver@1.21.0-1build1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.18.0-1","1.19.1-1","1.19.2-1","1.20.0-1","1.20.0-1build1","1.20.1-1","1.21.0-1","1.21.0-1build1"],"ecosystem_specific":{"binaries":[{"binary_name":"libbson-1.0-0","binary_version":"1.21.0-1build1"},{"binary_name":"libmongoc-1.0-0","binary_version":"1.21.0-1build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-0755.json"}},{"package":{"name":"mongo-c-driver","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/mongo-c-driver@1.26.0-1.1ubuntu2+esm1?arch=source&distro=esm-apps/noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.26.0-1.1ubuntu2+esm1"}]}],"versions":["1.24.3-1","1.24.4-1","1.25.1-1","1.25.2-1","1.25.4-1","1.26.0-1","1.26.0-1.1ubuntu1","1.26.0-1.1ubuntu2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"libbson-1.0-0t64","binary_version":"1.26.0-1.1ubuntu2+esm1"},{"binary_name":"libmongoc-1.0-0t64","binary_version":"1.26.0-1.1ubuntu2+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-0755.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/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"}]}