VulnerabilityDeferred

CVE-2026-20511

In SurfaceFlinger, there is a possible memory corruption due to use after free.

MEDIUM 6.7EPSS 0.11%

Does this matter?

Lower severity and a low EPSS score (0.11%). Track it; it rarely justifies an emergency change on its own.

Description

In SurfaceFlinger, there is a possible memory corruption due to use after free. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11123860; Issue ID: MSV-8890.

CVSS 3.1: 6.7 MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.11% probability · 2th percentile
CISA KEV: Not listed
Weakness: CWE-416
Source: security@mediatek.com

References

https://www.mediatek.com/product-security-bulletin/September-2026

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.