CVE-2021-0921

Severity: high (CVSS 7.8 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: 2021-12-15 · updated 2026-06-17
Weakness: CWE-20

Description

In ParsingPackageImpl of ParsingPackageImpl.java, there is a possible parcel serialization/deserialization mismatch due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-195962697

Affected products

Android: 11.0

References

https://source.android.com/security/bulletin/2021-11-01
https://source.android.com/security/bulletin/2021-11-01

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