Unrated severityNVD Advisory· Published Dec 18, 2012· Updated Apr 29, 2026
CVE-2012-6422
CVE-2012-6422
Description
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
3- cpe:2.3:h:samsung:galaxy_note_2:-:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
7- forum.xda-developers.com/showthread.phpnvdExploit
- arstechnica.com/security/2012/12/developer-warns-of-critical-vulnerability-in-many-samsung-smartphones/nvd
- forum.xda-developers.com/showthread.phpnvd
- osvdb.org/88467nvd
- project-voodoo.org/articles/instant-fix-app-for-exynos-mem-abuse-vulnerability-no-root-required-reversiblenvd
- www.sammobile.com/2012/12/16/major-vulnerability-found-on-exynos-4-devices/nvd
- www.securityweek.com/new-vulnerability-exposed-samsungs-android-devicesnvd
News mentions
0No linked articles in our index yet.