What’s Vulnerable › Vulnerabilities

CVE-2020-36404

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-01 · updated 2026-06-17
• Weakness: CWE-763

Description

Keystone Engine 0.9.2 has an invalid free in llvm_ks::SmallVectorImpl<llvm_ks::MCFixup>::~SmallVectorImpl.

Affected products

• Keystone-Engine Keystone: 0.9.2

References

• https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22371
• https://github.com/google/oss-fuzz-vulns/blob/main/vulns/keystone/OSV-2020-1506.yaml
• https://github.com/keystone-engine/keystone/releases
• https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22371
• https://github.com/google/oss-fuzz-vulns/blob/main/vulns/keystone/OSV-2020-1506.yaml
• https://github.com/keystone-engine/keystone/releases

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