CVE-2021-0556

MEDIUM

Android 11 - Out-of-bounds Read in fastcodemb.cpp getBlockSum

Title source: llm
STIX 2.1

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

References (1)

Core 1
Core References

Scores

CVSS v3 5.5
EPSS 0.0012
EPSS Percentile 2.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-125
Status published
Products (1)
google/android 11.0
Published Jun 22, 2021
Tracked Since Feb 18, 2026