What’s Vulnerable › Vulnerabilities

CVE-2021-0556

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-06-22 · updated 2026-06-17
• Weakness: CWE-125

Description

In getBlockSum of fastcodemb.cpp, there is a possible out of bounds read due to a heap buffer overflow. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-172716941

Affected products

• Android: 11.0

References

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

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