Vulnerability Details : CVE-2021-39798
In Bitmap_createFromParcel of Bitmap.cpp, there is a possible arbitrary code execution due to a missing bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12 Android-12LAndroid ID: A-213169612
Published
2022-04-12 17:15:08
Updated
2022-04-18 18:56:51
Vulnerability category: Overflow
Products affected by CVE-2021-39798
- cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*
- cpe:2.3:o:google:android:12.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-39798
0.01%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 1 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-39798
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2021-39798
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-39798
-
https://source.android.com/security/bulletin/2022-04-01
Android Security Bulletin—April 2022 | Android Open Source ProjectVendor Advisory
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