SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-39803

In ~Impl of C2AllocatorIon.cpp, there is a possible out of bounds read due to a use after free.

MEDIUM 6.5EPSS 0.65%

Does this matter?

Lower severity and a low EPSS score (0.65%). Track it; it rarely justifies an emergency change on its own.

Description

In ~Impl of C2AllocatorIon.cpp, there is a possible out of bounds read due to a use after free. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-193790350

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS
0.65% probability · 49th percentile
CISA KEV
Not listed
Weakness
CWE-416
Affected
google/android
Source
security@android.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.