Integer Overflow Vulnerability in MediaTek Ion Product
CVE-2022-21743

7.8HIGH

Key Information:

Vendor
MediaTek
Status
Mt6580, Mt6735, Mt6737, Mt6739, Mt6750, Mt6750s, Mt6753, Mt6757, Mt6757c, Mt6757cd, Mt6757ch, Mt6761, Mt6762, Mt6763, Mt6765, Mt6768, Mt6769, Mt6771, Mt6779, Mt6781, Mt6785, Mt6797, Mt6833, Mt6853, Mt6853t, Mt6873, Mt6875, Mt6877, Mt6883, Mt6885, Mt6889, Mt6893, Mt8167, Mt8168, Mt8173, Mt8185, Mt8321, Mt8362a, Mt8365, Mt8385, Mt8666, Mt8675, Mt8695, Mt8696, Mt8765, Mt8766, Mt8768, Mt8786, Mt8788, Mt8789, Mt8791, Mt8797
Vendor
CVE Published:
3 May 2022

Summary

The MediaTek Ion product is impacted by an integer overflow vulnerability that may lead to a use after free scenario. This issue allows an attacker to escalate privileges locally without requiring additional execution rights. Notably, user interaction is not necessary for exploitation, making the threat more significant. A patch has been released to mitigate this vulnerability, underscoring the importance of timely updates to protect affected devices.

Affected Version(s)

MT6580, MT6735, MT6737, MT6739, MT6750, MT6750S, MT6753, MT6757, MT6757C, MT6757CD, MT6757CH, MT6761, MT6762, MT6763, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6797, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6893, MT8167, MT8168, MT8173, MT8185, MT8321, MT8362A, MT8365, MT8385, MT8666, MT8675, MT8695, MT8696, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791, MT8797 Android 9.0, 10.0, 11.0, 12.0

References

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

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.