{"id":"CVE-2022-50999","summary":"Nokogiri before 1.13.5 Integer Overflow via libxml2","details":"Nokogiri versions before 1.13.5 contain an integer overflow vulnerability in packaged libxml2 buffer handling functions that allows attackers to cause out-of-bounds memory writes. Attackers can exploit this by crafting multi-gigabyte XML files to trigger buffer overflows resulting in information disclosure, data modification, or denial of service.","aliases":["GHSA-cgx6-hpwq-fhv5"],"modified":"2026-08-30T03:45:26.864078433Z","published":"2026-08-25T15:15:54.519Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-119"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50999.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50999.json"},{"type":"ADVISORY","url":"https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-cgx6-hpwq-fhv5"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-50999"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/nokogiri-before-integer-overflow-via-libxml2"},{"type":"FIX","url":"https://github.com/GNOME/libxml2/commit/2554a24"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/gnome/libxml2","events":[{"introduced":"0"},{"fixed":"2554a24"}],"database_specific":{"source":"REFERENCES"}},{"type":"GIT","repo":"https://github.com/sparklemotion/nokogiri","events":[{"introduced":"0"},{"fixed":"22c9e5b300c27a377fdde37c17eb9d07dd7322d0"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"1.13.5"}],"source":["AFFECTED_FIELD","DESCRIPTION"]}}],"versions":["v1.13.4","v1.13.3","v1.13.2","v1.13.1","v1.13.0","v1.12.3","v1.12.2","v1.12.1","v1.12.0","v1.12.0.rc1","v1.11.3","v1.11.2","v1.11.1","v1.11.0","v1.11.0.rc4","v1.11.0.rc3","v1.11.0.rc2","v1.11.0.rc1","v1.10.3","v1.10.2","v1.8.5","v1.10.1","v1.10.0","v1.10.0.rc1","v1.9.1","v1.9.0","v1.9.0.rc1","v1.8.4","v1.8.3","v1.8.2","v1.8.1","v1.8.0","v1.7.0.1","v1.7.0","v1.6.8","v1.6.8.rc3","v1.6.8.rc2","v1.6.8.rc1","v1.6.7.rc4","v1.6.6.2","v1.6.7.rc3","v1.6.7.rc2","v1.6.7.rc1","1.7.0.1-linux-binary1","v1.6.6.1","v1.6.6","v1.6.5","v1.6.4","v1.6.3.1","v1.6.3","v1.6.3.rc3","v1.6.3.rc2","v1.6.3.rc1","v1.6.2.1","v1.6.2","v1.6.2.rc3","v1.6.2.rc1","v1.6.2.beta.1","v1.6.0","v1.5.9","v1.6.0.rc1","v1.5.8","v1.5.7","v1.5.7.rc3","v1.5.7.rc2","v1.5.7.rc1","v1.5.6","v1.5.6.rc2","v1.5.5.rc2","v1.5.5.rc1","v1.5.4.rc3","v1.5.4.rc2","v1.5.4.rc1","v1.5.3","v1.5.3.rc6","v1.5.3.rc5","v1.5.3.rc4","v1.5.3.rc3","v1.5.3.rc1","v1.5.2","v1.5.1","v1.5.1.rc1","v1.5.0","v1.5.0.beta.3","v1.5.0.beta.4","REL_1.5.0.beta.2","REL_1.5.0.beta.1","REL_1.0.7","REL_1.0.6","REL_1.0.5","REL_1.0.4","REL_1.0.3","REL_1.0.2","REL_1.0.1","REL_1.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50999.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N"}]}