Vulnerability Details : CVE-2022-20422
In emulation_proc_handler of armv8_deprecated.c, there is a possible way to corrupt memory due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-237540956References: Upstream kernel
Published
2022-10-11 20:15:13
Updated
2022-12-03 02:41:45
Products affected by CVE-2022-20422
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-20422
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-20422
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.0
|
HIGH | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.0
|
5.9
|
NIST |
CWE ids for CVE-2022-20422
-
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-2022-20422
-
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html
[SECURITY] [DLA 3173-1] linux-5.10 security updateMailing List;Third Party Advisory
-
https://source.android.com/security/bulletin/2022-10-01
Android Security Bulletin—October 2022 | Android Open Source ProjectPatch;Vendor Advisory
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