CVE-2021-3402
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 2.2%
exploitation probability
2.2%top 18% of all CVEs
observed exploitation
nono source reports it
An integer overflow and several buffer overflow reads in libyara/modules/macho/macho.c in YARA v4.0.3 and earlier could allow an attacker to either cause denial of service or information disclosure via a malicious Mach-O file. Affects all versions before libyara 4.0.4
Affected products
n/a · libyaraReferences
https://bugzilla.redhat.com/show_bug.cgi?id=1930175https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FKNXSH5ERG6NELTXCYVJLUPJJJ2TNEBD/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XXM224OLGI6KAOROLDPPGGCZ2OQVQ6HH/https://www.openwall.com/lists/oss-security/2021/01/29/2https://www.x41-dsec.de/lab/advisories/x41-2021-001-yara/