CVE-2021-39670 json
In setStream of WallpaperManager.java, there is a possible way to cause a permanent DoS due to improper input validation.
published 2022-05-10 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-26027
- cvss
- 5.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 9%
- public exploits
- 0
- none known
Summary
In setStream of WallpaperManager.java, there is a possible way to cause a permanent DoS due to improper input validation. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12 Android-12LAndroid ID: A-204087139
Patch / fix
Exploit prediction
0.20% chance of exploitation in the next 30 days, higher than 9% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 4.9 | AV:L/AC:L/Au:N/C:N/I:N/A:C |
Affected products
- n/a Android
Classification
- Weakness
-
- CWE-770 Allocation of Resources Without Limits or Throttling
References
-
source.android.com
/security/bulletin/2022-05-01
patch, vendor-advisory
Sources
- CVE List CVE-2021-39670
- NVD CVE-2021-39670
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