{"api_version":"1","generated_at":"2026-04-23T04:11:49+00:00","cve":"CVE-2022-20803","urls":{"html":"https://cve.report/CVE-2022-20803","api":"https://cve.report/api/cve/CVE-2022-20803.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-20803","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-20803"},"summary":{"title":"CVE-2022-20803","description":"A vulnerability in the OLE2 file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device.The vulnerability is due to incorrect use of the realloc function that may result in a double-free. An attacker could exploit this vulnerability by submitting a crafted OLE2 file to be scanned by ClamAV on the affected device. 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When the candidate has been publicized, the details for this candidate will be provided.","Type":"Description","Title":null}]}}}