Vulnerability · Published Aug 1, 2022 · Assigned by MediaTek

CVE-2022-21789

Medium 6.4

In plain English

A medium-severity security flaw in MT6779, MT6781, MT6785, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT6985, MT8791, MT8797, MT8798 from MediaTek, Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.

Severity (CVSS NVD)6.4Medium

Exploit odds (30 days)0.2%top 94.9% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack tooling1Public PoC

Official description

In audio ipi, there is a possible memory corruption due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06478101; Issue ID: ALPS06478101.

Affected products (as reported)

Vendor	Product	Versions
MediaTek, Inc.	MT6779, MT6781, MT6785, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT6985, MT8791, MT8797, MT8798	Android 11.0, 12.0

References

https://corp.mediatek.com/product-security-bulletin/August-2022 x_refsource_MISC