CVE-2012-6422: Meizu Mx

High severity, CVSS 9.3. EPSS: 15.1% chance of exploitation in the next 30 days.

The kernel in Samsung Galaxy S2, Galaxy Note 2, MEIZU MX, and possibly other Android devices, when running an Exynos 4210 or 4412 processor, uses weak permissions (0666) for /dev/exynos-mem, which allows attackers to read or write arbitrary physical memory and gain privileges via a crafted application, as demonstrated by ExynosAbuse.

Affected products

• Meizu Mx: affected versions not specified
• Samsung Galaxy Note 2: affected versions not specified
• Samsung Galaxy s2: affected versions not specified

Published 2012-12-18. Last modified 2026-06-16.