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.
History

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2013-11-12T01:00:00

Updated: 2024-08-06T16:45:14.726Z

Reserved: 2013-06-12T00:00:00

Link: CVE-2013-4511

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2013-11-12T14:35:12.197

Modified: 2023-12-15T15:48:43.767

Link: CVE-2013-4511

cve-icon Redhat

No data.