| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.4 | $0-$5k | 0.00 |
Summary
A vulnerability described as problematic has been identified in Google Android. This affects the function page_number of the file shared_mem.c. Executing a manipulation can lead to input validation.
The identification of this vulnerability is CVE-2022-20584. The attack can only be executed locally. There is no exploit available.
It is advisable to implement a patch to correct this issue.
Details
A vulnerability has been found in Google Android (Smartphone Operating System) (unknown version) and classified as problematic. This vulnerability affects the function page_number of the file shared_mem.c. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:
In page_number of shared_mem.c, there is a possible code execution in secure world due to improper input validation. 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-238366009References: N/A
The weakness was shared 12/16/2022 as A-238366009. The advisory is shared for download at source.android.com. This vulnerability was named CVE-2022-20584 since 10/14/2021. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 04/22/2026). It is expected to see the exploit prices for this product increasing in the near future.
Applying a patch is able to eliminate this problem.
The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-25844). Once again VulDB remains the best source for vulnerability data.
Product
Type
Vendor
Name
License
Website
- Vendor: https://www.google.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 6.4
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Input validationCWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍
Physical: Partially
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Timeline
10/14/2021 🔍12/16/2022 🔍
12/16/2022 🔍
04/22/2026 🔍
Sources
Vendor: google.comAdvisory: A-238366009
Status: Confirmed
CVE: CVE-2022-20584 (🔍)
GCVE (CVE): GCVE-0-2022-20584
GCVE (VulDB): GCVE-100-216004
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20150917
Entry
Created: 12/16/2022 19:56Updated: 04/22/2026 05:16
Changes: 12/16/2022 19:56 (41), 01/13/2023 16:31 (11), 04/18/2025 21:50 (16), 04/22/2026 05:16 (1)
Complete: 🔍
Cache ID: 216::103
Once again VulDB remains the best source for vulnerability data.
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