Vulnerability Details : CVE-2021-0437
In setPlayPolicy of DrmPlugin.cpp, there is a possible double free. This could lead to local escalation of privilege in a privileged process with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-176168330
Published
2021-04-13 19:15:13
Updated
2021-04-16 16:01:00
Vulnerability category: Memory Corruption
Products affected by CVE-2021-0437
- cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*
- cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-0437
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 15 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-0437
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
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-2021-0437
-
The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-0437
-
https://source.android.com/security/bulletin/2021-04-01
Android Security Bulletin—April 2021 | Android Open Source ProjectPatch;Vendor Advisory
Jump to