Vulnerability · Published Feb 11, 2022 · Assigned by google_android
CVE-2021-39675
Critical 9.8
In plain English
A critical-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 5.9% (higher than 93% of all known vulnerabilities).
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)5.9%top 6.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
In GKI_getbuf of gki_buffer.cc, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-205729183
Affected products (as reported)
References
- https://source.android.com/security/bulletin/2022-02-01 x_refsource_MISC