Paper/Archive/CVE-2021-39623

CVE-2021-39623

google_android — In doRead of SimpleDecodingSource.cpp, there is a possible out of bounds write due to an incorrect bounds check.

EPSS 2%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (NVD)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 81.2.811 × 2016.2 No public exploit+100.0 SSVC exploitation: unknown+100.0

Description · from the CVE record

In doRead of SimpleDecodingSource.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-9Android ID: A-194105348

Affected

ProductAffectedFixed inSource

AndroidAndroid-10 Android-11 Android-12 Android-9–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

refsource.android.com/security/bulletin/2022-01-01