Use After Free Vulnerability in MediaTek AEE Driver
CVE-2022-20091

6.4MEDIUM

Key Information:

Vendor

MediaTek
Status
Mt6580, Mt6731, Mt6739, Mt6761, Mt6762, Mt6765, Mt6768, Mt6769, Mt6771, Mt6779, Mt6781, Mt6785, Mt6833, Mt6853, Mt6853t, Mt6873, Mt6875, Mt6877, Mt6879, Mt6883, Mt6885, Mt6889, Mt6891, Mt6893, Mt6895, Mt6983, Mt8163, Mt8167, Mt8168, Mt8173, Mt8185, Mt8321, Mt8362a, Mt8365, Mt8696, Mt8735, Mt8735b, Mt8765, Mt8766, Mt8768, Mt8786, Mt8788, Mt8789, Mt8791, Mt8797
Vendor
CVE Published:
3 May 2022

What is CVE-2022-20091?

The MediaTek AEE driver is vulnerable to a use after free condition, triggered by a race condition. This vulnerability allows an attacker to escalate their privileges locally, gaining system execution capabilities without requiring user interaction. A patch has been issued to address this issue, and users are advised to apply the necessary updates to protect their systems.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

MT6580, MT6731, MT6739, MT6761, MT6762, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT8163, MT8167, MT8168, MT8173, MT8185, MT8321, MT8362A, MT8365, MT8696, MT8735, MT8735B, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791, MT8797 Android 11.0, 12.0

References

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

CVSS V3.1

Score:
6.4
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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