{"id":"CVE-2017-6418","details":"libclamav/message.c in ClamAV 0.99.2 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted e-mail message.","modified":"2026-04-16T06:16:56.714434938Z","published":"2017-08-07T03:29:00.227Z","related":["SUSE-SU-2018:0254-1","SUSE-SU-2018:0255-1","openSUSE-SU-2024:10685-1"],"references":[{"type":"WEB","url":"http://www.securityfocus.com/bid/100154"},{"type":"ADVISORY","url":"https://github.com/varsleak/varsleak-vul/blob/master/clamav-vul/heap-overflow/clamav_email_crash.md"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201804-16"},{"type":"REPORT","url":"https://bugzilla.clamav.net/show_bug.cgi?id=11797"},{"type":"FIX","url":"https://github.com/vrtadmin/clamav-devel/commit/586a5180287262070637c8943f2f7efd652e4a2c"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/cisco-talos/clamav","events":[{"introduced":"0"},{"last_affected":"5ceae552829ee65c9ecff8ff303b1f2ddfd11576"},{"fixed":"586a5180287262070637c8943f2f7efd652e4a2c"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"0.99.2"}]}}],"versions":["clamav-0.96","clamav-0.96.2","clamav-0.96.3","clamav-0.96.4","clamav-0.96.5","clamav-0.96rc1","clamav-0.96rc2","clamav-0.97","clamav-0.97rc","clamav-0.99.2","merge-llvm-97877","r5076"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-6418.json","vanir_signatures_modified":"2026-04-11T04:59:46Z","vanir_signatures":[{"target":{"function":"messageFindArgument","file":"libclamav/message.c"},"signature_version":"v1","source":"https://github.com/cisco-talos/clamav/commit/586a5180287262070637c8943f2f7efd652e4a2c","digest":{"length":1064,"function_hash":"8411924773331322618058653145915899983"},"id":"CVE-2017-6418-8e38158c","deprecated":false,"signature_type":"Function"},{"signature_version":"v1","signature_type":"Line","source":"https://github.com/cisco-talos/clamav/commit/586a5180287262070637c8943f2f7efd652e4a2c","digest":{"threshold":0.9,"line_hashes":["81931090794367225593898439055161933938","167980574969179440687084582597496753902","55448340559487015224720964135014407383","38589169098278769608933629461838857826","172726005500348110301429670464002460835","36647451159828582513517242816843091264","192655131298326637061029023059490605418","163648590445410673071781345614646550543","276871485249595305150905337292995692585"]},"id":"CVE-2017-6418-9cdcd390","deprecated":false,"target":{"file":"libclamav/message.c"}},{"signature_type":"Function","signature_version":"v1","source":"https://github.com/cisco-talos/clamav/commit/586a5180287262070637c8943f2f7efd652e4a2c","digest":{"length":1512,"function_hash":"203584271026814593334015189844539459788"},"id":"CVE-2017-6418-ddca6c31","deprecated":false,"target":{"function":"messageAddArgument","file":"libclamav/message.c"}}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}