Out of Bounds Write Vulnerability in MediaTek Video Decoder
CVE-2022-20047

7.8HIGH

Key Information:

Vendor

MediaTek
Status
Mt5816, Mt5835, Mt6885, Mt6893, Mt9900, Mt9901, Mt9950, Mt9969, Mt9970, Mt9980
Vendor
CVE Published:
10 March 2022

What is CVE-2022-20047?

A possible out of bounds write vulnerability exists in the MediaTek video decoder due to insufficient bounds checking. This flaw could enable local privilege escalation without requiring any additional execution privileges. Exploitation of this vulnerability does not necessitate user interaction, which increases its potential impact. Users are encouraged to apply the relevant security patches to mitigate this risk.

Affected Version(s)

MT5816, MT5835, MT6885, MT6893, MT9900, MT9901, MT9950, MT9969, MT9970, MT9980 Android 10.0, 11.0, 12.0

References

https://corp.mediatek.com/product-security-bulletin/March...
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

.