Unicorn Engine 1.0.2 has an out-of-bounds write in tb_flush_armeb (called from…
Priority LOW 27CWE-787Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
Unicorn Engine 1.0.2 has an out-of-bounds write in tb_flush_armeb (called from cpu_arm_exec_armeb and tcg_cpu_exec_armeb).
Why it matters now
EPSS 0.00879 59th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:unicorn-engine:unicorn_engine:1.0.2:*:*:*:*:*:*:* | 1.0.2 | Vulnerable | Unicorn-engine |
| cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* | 35 | Vulnerable | Fedoraproject |
- cpe:2.3:a:unicorn-engine:unicorn_engine:1.0.2:*:*:*:*:*:*:* Versions 1.0.2 Vulnerable ·Unicorn-engine
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* Versions 35 Vulnerable ·Fedoraproject
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2021-36979
- 2026-10-03 Alias added: GHSA-65p9-86g3-vxrx
References
Sources
- CVE-2021-36979 · CVE Program
- CVE-2021-36979 · NVD
- FIRST EPSS
- GHSA-65p9-86g3-vxrx · GitHub Advisory Database · CC BY 4.0
- CVE-2021-36979 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences