Use After Free Vulnerability in MediaTek aee Driver Leading to Privilege Escalation
CVE-2022-20090

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-2022-20090?

The MediaTek aee driver is susceptible to a use after free vulnerability caused by a race condition. This flaw allows malicious users to escalate privileges to system execution level. Notably, exploitation does not necessitate user interaction, posing a significant risk for local attackers. Developers are recommended to apply the patch identified by ALPS06209197 to mitigate this vulnerability.

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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