CVE-2026-20439: Use After Free

Published Mar 2, 2026
·
Updated

In imgsys, there is a possible system crash due to use after free. This could lead to local denial of service if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10431955; Issue ID: MSV-5826.

Affected Software

6 affected components
All of the following
Google Android=15.0
Any of the following
MediaTek Mt2718
MediaTek Mt6899
MediaTek Mt6991
MediaTek Mt8678
MediaTek Mt8793

Event History

Mar 2, 2026
CVE Published
via MITRE·08:39 AM
Data Sourced
via MITRE·08:39 AM
DescriptionWeakness
Data Sourced
via NVD·09:16 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-20439?

CVE-2026-20439 has a severity level that indicates a possible local denial of service due to a use-after-free vulnerability.

2

How do I fix CVE-2026-20439?

To resolve CVE-2026-20439, you should apply the patch identified by ALPS10431955.

3

What systems are affected by CVE-2026-20439?

CVE-2026-20439 affects Google Android version 15.0 and systems with MediaTek processors listed in the vulnerability details.

4

Is user interaction required to exploit CVE-2026-20439?

No, user interaction is not needed for the exploitation of CVE-2026-20439 once system privileges have been acquired.

5

What type of impact does CVE-2026-20439 have?

CVE-2026-20439 can lead to a local denial of service, potentially causing a system crash.

Contact

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