CVE-2013-4511

Severity CVSS v4.0:

Pending analysis

Type:

CWE-189 Numeric Errors

Publication date:

12/11/2013

Last modified:

11/04/2025

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.

Impact

Vector 2.0

AV:L/AC:M/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 6.90 MEDIUM
Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0

6.90

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	2.6.12 (including)	3.2.53 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.3 (including)	3.4.69 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.5 (including)	3.10.19 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.11 (including)	3.11.8 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2013-4511

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools