libyara3: An integer overflow and several buffer overflow reads in libyara/modules/macho/macho.c in YARA v4.0.3 and earlier cou...
CVE-2021-3402 is fixed in 2 products on 1 platform, first by libyara3 3.9.0-1ubuntu0.1~esm1, released February 4, 2022. It is not reported as exploited. Patch Radar priority: Routine.
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
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libyara3 · Ubuntu 20.04 LTS (focal) | 3.9.0-1ubuntu0.1~esm1 | libyara3 3.9.0-1ubuntu0.1~esm1 | Feb 4, 2022 |
| yara · Ubuntu 20.04 LTS (focal) | 3.9.0-1ubuntu0.1~esm1 | yara 3.9.0-1ubuntu0.1~esm1 | Feb 4, 2022 |
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