CVE-2013-4511

MediumCVSS 6.9/10Last modified Jun 16, 2026

Description

Multiple integer overflows in Alchemy LCD frame-buffer drivers in the Linux kernel before 3.12 allow local users to create a read-write memory mapping for the entirety of kernel memory, and consequently gain privileges, via crafted mmap operations, related to the (1) au1100fb_fb_mmap function in drivers/video/au1100fb.c and the (2) au1200fb_fb_mmap function in drivers/video/au1200fb.c.

Metrics

CVSS 2.0 6.9/10AV:L/AC:M/Au:N/C:C/I:C/A:C

Weakness enumeration

CWE-189

Affected software

No affected versions have been published.

Timeline

Published: Nov 12, 2013
Last modified: Jun 16, 2026
NVD status: Modified

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