Vulnerability Details : CVE-2021-25467
Assuming system privilege is gained, possible buffer overflow vulnerabilities in the Vision DSP kernel driver prior to SMR Oct-2021 Release 1 allows privilege escalation to Root by hijacking loaded library.
Vulnerability category: OverflowGain privilege
Products affected by CVE-2021-25467
- cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-25467
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-25467
| 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 | |
|
5.3
|
MEDIUM | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N |
0.8
|
4.0
|
Samsung Mobile | |
|
6.7
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
0.8
|
5.9
|
NIST |
CWE ids for CVE-2021-25467
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by:
- mobile.security@samsung.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2021-25467
-
https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10
Security Updates Firmware Updates | Samsung Mobile SecurityVendor Advisory
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