{"schema_version":"1.9.0","id":"CVE-2022-22721","published":"2022-03-14T10:15:40Z","modified":"2026-08-12T03:51:40.366194772Z","aliases":["BIT-apache-2022-22721"],"related":["ALSA-2022:7647","ALSA-2022:8067","SUSE-SU-2022:0918-1","SUSE-SU-2022:0928-1","SUSE-SU-2022:0929-1","SUSE-SU-2022:1031-1","SUSE-SU-2022:14924-1","SUSE-SU-2026:2686-1","openSUSE-SU-2022:1031-1","openSUSE-SU-2024:11919-1"],"summary":"core: Possible buffer overflow with very large or unlimited LimitXMLRequestBody","details":"If LimitXMLRequestBody is set to allow request bodies larger than 350MB (defaults to 1M) on 32 bit systems an integer overflow happens which later causes out of bounds writes. This issue affects Apache HTTP Server 2.4.52 and earlier.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/httpd","events":[{"introduced":"0"},{"last_affected":"fed3b8a079835cd63648d8903bc69243ce2c472a"}],"database_specific":{"cpe":"cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"2.4.52"}],"source":"CPE_RANGE"}}],"versions":["2.4.52","candidate-2.4.52-rc1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-22721.json"}}],"references":[{"type":"WEB","url":"https://httpd.apache.org/security/vulnerabilities_24.html"},{"type":"WEB","url":"https://support.apple.com/kb/HT213255"},{"type":"WEB","url":"https://support.apple.com/kb/HT213256"},{"type":"WEB","url":"https://support.apple.com/kb/HT213257"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpuapr2022.html"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpujul2022.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/22xxx/CVE-2022-22721.json"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-22721"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202208-20"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20220321-0001/"},{"type":"ARTICLE","url":"http://seclists.org/fulldisclosure/2022/May/33"},{"type":"ARTICLE","url":"http://seclists.org/fulldisclosure/2022/May/35"},{"type":"ARTICLE","url":"http://seclists.org/fulldisclosure/2022/May/38"},{"type":"ARTICLE","url":"http://www.openwall.com/lists/oss-security/2022/03/14/2"},{"type":"ARTICLE","url":"https://lists.debian.org/debian-lts-announce/2022/03/msg00033.html"}],"database_specific":{"cna_assigner":"apache","cwe_ids":["CWE-190"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/22xxx/CVE-2022-22721.json","unresolved_ranges":[{"extracted_events":[{"introduced":"Apache HTTP Server 2.4"},{"last_affected":"2.4.52"}],"source":"AFFECTED_FIELD"}]}}