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CVE-2020-36404

Date: June 30, 2021

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

Severity Score

Related Resources (5)

https://nvd.nist.gov/vuln/detail/CVE-2020-36404
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://www.mend.io/vulnerability-database/CVE-2020-36404

Severity Score

Weakness Type (CWE)

Release of Invalid Pointer or Reference

CWE-763

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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