Vulnerability Details : CVE-2021-39792
In usb_gadget_giveback_request of core.c, there is a possible use after free out of bounds read due to a race condition. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-161010552References: Upstream kernel
Published
2022-03-16 15:15:12
Updated
2022-07-12 17:42:04
Vulnerability category: Memory CorruptionInformation leak
Products affected by CVE-2021-39792
- cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-39792
0.09%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 38 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-39792
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
1.9
|
LOW | AV:L/AC:M/Au:N/C:P/I:N/A:N |
3.4
|
2.9
|
NIST | |
|
4.1
|
MEDIUM | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N |
0.5
|
3.6
|
NIST |
CWE ids for CVE-2021-39792
-
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-39792
-
https://source.android.com/security/bulletin/pixel/2022-03-01
Pixel Update Bulletin—March 2022 | Android Open Source ProjectPatch;Vendor Advisory
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