Vulnerability · Published Dec 15, 2021 · Assigned by google_android
CVE-2021-39639
Medium 6.8
In plain English
A medium-severity security flaw in Android. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 3% of all known vulnerabilities).
Severity (CVSS NVD)6.8Medium
Exploit odds (30 days)0.1%top 97.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
In TBD of fvp.c, there is a possible way to glitch CPU behavior due to a missing permission check. This could lead to local escalation of privilege with physical access to device internals with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-198291476References: N/A
Affected products (as reported)
References
- https://source.android.com/security/bulletin/pixel/2021-12-01 x_refsource_MISC