CVE catalog
CVE-2021-32494
UBUNTU-CVE-2021-32494
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.84% · Oct 25, 2026
Radare2 has a division by zero vulnerability in Mach-O parser's rebase_buffer function. This allow attackers to create malicious inputs that can cause denial of service.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Ubuntu | radare2 | 16.04 | 0.9.6-3.1ubuntu1 | vulnerable |
| Ubuntu | radare2 | pro | 1.6.0+dfsg-1 | vulnerable |
| Ubuntu | radare2 | pro | 2.0.0+dfsg-1 | vulnerable |
| Ubuntu | radare2 | pro | 2.1.0+dfsg-1 | vulnerable |
| Ubuntu | radare2 | pro | 2.3.0+dfsg-1 | vulnerable |
| Ubuntu | radare2 | pro | 2.3.0+dfsg-2 | vulnerable |
| Ubuntu | radare2 | pro | 2.3.0+dfsg-2ubuntu0.1~esm1 | vulnerable |
| Ubuntu | radare2 | pro | 3.2.1+dfsg-5build1 | vulnerable |
| Ubuntu | radare2 | pro | 4.0.0+dfsg-1 | vulnerable |
| Ubuntu | radare2 | pro | 4.2.1+dfsg-1 | vulnerable |
| Ubuntu | radare2 | pro | 4.2.1+dfsg-2 | vulnerable |
| Ubuntu | radare2 | pro | 4.2.1+dfsg-2ubuntu0.1~esm1 | vulnerable |
Fixed-version evidence
OpenFactory catalog packages
No matching packages in this catalog.
Observed: