What’s Vulnerable › Vulnerabilities

CVE-2022-29693

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-06-02 · updated 2026-06-17
• Weakness: CWE-401

Description

Unicorn Engine v2.0.0-rc7 and below was discovered to contain a memory leak via the function uc_close at /my/unicorn/uc.c.

Affected products

• Unicorn-Engine Unicorn Engine: before 2.0.0; 2.0.0, 2.0.0-rc1, 2.0.0-rc2, 2.0.0-rc3, 2.0.0-rc4, 2.0.0-rc5 (+1) — fixed in 2.0.0

How to fix

Upgrade to a fixed version: Unicorn-Engine Unicorn Engine 2.0.0. Check the vendor advisory for mitigations.

References

• https://github.com/unicorn-engine/unicorn/commit/469fc4c35a0cfabdbefb158e22d145f4ee6f77b9
• https://github.com/unicorn-engine/unicorn/issues/1586
• https://github.com/unicorn-engine/unicorn/commit/469fc4c35a0cfabdbefb158e22d145f4ee6f77b9
• https://github.com/unicorn-engine/unicorn/issues/1586

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