Potential Denial of Service Vulnerability in imgsys by MediaTek
CVE-2026-20439

4.4MEDIUM

Key Information:

Vendor

MediaTek
Status
Mt2718, Mt6899, Mt6991, Mt8678, Mt8793
Vendor
CVE Published:
2 March 2026

What is CVE-2026-20439?

A vulnerability exists in imgsys that could lead to a system crash due to a use after free condition. If a malicious actor with system privileges exploits this flaw, it may result in a local denial of service, compromising the stability of the affected system. There is no requirement for user interaction for this exploitation to occur, making it a serious concern for system integrity. MediaTek has issued a patch (ID: ALPS10431955) to address this issue. For further details, refer to the official security bulletin.

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Affected Version(s)

MT2718, MT6899, MT6991, MT8678, MT8793 Android 15.0

References

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

CVSS V3.1

Score:
4.4
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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