What’s Vulnerable › Vulnerabilities

CVE-2021-0520

• Severity: high (CVSS 7.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-06-21 · updated 2026-06-17
• Weakness: CWE-362

Description

In several functions of MemoryFileSystem.cpp and related files, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-10Android ID: A-176237595

Affected products

• Android: 10.0, 11.0

References

• https://source.android.com/security/bulletin/2021-06-01
• https://source.android.com/security/bulletin/2021-06-01

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