Vulnerability Details : CVE-2021-39675
In GKI_getbuf of gki_buffer.cc, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-205729183
Published
2022-02-11 18:15:11
Updated
2022-02-17 20:45:35
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2021-39675
- cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-39675
35.02%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 97 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-39675
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2021-39675
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-39675
-
https://source.android.com/security/bulletin/2022-02-01
Android Security Bulletin—February 2022 | Android Open Source ProjectVendor Advisory
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