CVE-2012-6422

https://notcve.org/view.php?id=CVE-2012-6422

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. El núcleo en Samsung S2 Galaxy, Galaxy Note 2, Meizu MX, y posiblemente en otros dispositivos Android, cuando se ejecuta un procesador Exynos 4210 o 4412, utiliza permisos débiles (0666) para /dev/exynos-mem, que permite a los atacantes leer o escribir en la memoria física arbitraria y obtener privilegios a través de una aplicación manipulada, como se demuestra por ExynosAbuse. • http://arstechnica.com/security/2012/12/developer-warns-of-critical-vulnerability-in-many-samsung-smartphones http://forum.xda-developers.com/showthread.php?p=35469999 http://forum.xda-developers.com/showthread.php?t=2051290 http://osvdb.org/88467 http://project-voodoo.org/articles/instant-fix-app-for-exynos-mem-abuse-vulnerability-no-root-required-reversible http://www.sammobile.com/2012/12/16/major-vulnerability-found-on-exynos-4-devices http://www.securityweek.com/new-vulnerability-exposed-samsungs-andro • CWE-264: Permissions, Privileges, and Access Controls •