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4.4
Windows imgsys Component Can Crash System with Elevated Privileges
CVE-2026-20439
Summary
A bug in the Windows imgsys component can cause a system crash if a malicious actor with high-level permissions exploits it. This can happen without any user interaction. To fix this, apply the patch ALPS10431955.
What to do
No fix is available yet. Check with your software vendor for updates.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| android | 15.0 | – |
Original title
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...
Original description
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.
nvd CVSS3.1
4.4
Vulnerability type
CWE-416
Use After Free
- https://corp.mediatek.com/product-security-bulletin/March-2026 Vendor Advisory
Published: 2 Mar 2026 · Updated: 13 Mar 2026 · First seen: 6 Mar 2026