Vulnerability in Google Android
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 · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (4.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- Google Android
- Debian Linux — versions 10.0
- Android — versions Android kernel
Weakness classification (CWE)
Public proof-of-concept exploits
References
- source.android.com/security/bulletin/2022-10-01 (Patch, Vendor Advisory)
- lists.debian.org/debian-lts-announce/2022/11/msg00001.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-20422?
- CVE-2022-20422 is a high-severity vulnerability in Google Android, classified under Improper Locking. CVSS score: 7.0/10. Published 2022-10-11.
- How severe is CVE-2022-20422?
- High severity. CVSS v3 base score is 7.0 out of 10.
- Is CVE-2022-20422 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.