CVE-2021-3402: Integer Overflow
First published: Thu Feb 18 2021(Updated: )
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
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/libyara | <4.0.4 | 4.0.4 |
| VirusTotal yara | <4.0.4 | |
| Fedoraproject Fedora | =33 | |
| Fedoraproject Fedora | =34 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1930177
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1930176
- https://www.openwall.com/lists/oss-security/2021/01/29/2
- https://www.x41-dsec.de/lab/advisories/x41-2021-001-yara/
- https://bugzilla.redhat.com/show_bug.cgi?id=1930175
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FKNXSH5ERG6NELTXCYVJLUPJJJ2TNEBD/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XXM224OLGI6KAOROLDPPGGCZ2OQVQ6HH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XXM224OLGI6KAOROLDPPGGCZ2OQVQ6HH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FKNXSH5ERG6NELTXCYVJLUPJJJ2TNEBD/
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- version/fedoraproject fedora/33
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