CVE-2013-2596

Integer overflow in the fb_mmap function in drivers/video/fbmem.c in the Linux kernel before 3.8.9, as used in a certain Motorola build of Android...

Basic Information

CVE State
PUBLISHED
Reserved Date
March 15, 2013
Published Date
April 13, 2013
Last Updated
February 07, 2025
Vendor
n/a
Product
n/a
Description
Integer overflow in the fb_mmap function in drivers/video/fbmem.c in the Linux kernel before 3.8.9, as used in a certain Motorola build of Android 4.1.2 and other products, allows local users to create a read-write memory mapping for the entirety of kernel memory, and consequently gain privileges, via crafted /dev/graphics/fb0 mmap2 system calls, as demonstrated by the Motochopper pwn program.

CVSS Scores

CVSS v3.1

7.8 - HIGH

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

SSVC Information

Exploitation
active
Technical Impact
total

Exploit Status

Exploited in the Wild
Yes (added 2022-09-15 00:00:00 UTC) Source

Known Exploited Vulnerability Information

Source Added Date
CISA 2022-09-15 00:00:00 UTC