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
CVSS Details
- CVSS 3.1 Base Score: 9.1
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade yara | Jul 30, 2024 | May 14, 2021 |
| Ubuntu | — | Upgrade libyara3 (Ubuntu Pro)Upgrade python-yara (Ubuntu Pro)Upgrade yara (Ubuntu Pro)Upgrade python3-yara (Ubuntu Pro) | Mar 10, 2026 | May 14, 2021 |
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