CVE-2013-2596
HIGH7.8⚠ KEVEPSS 3.1%Linux Kernel Integer Overflow Vulnerability
Published: 4/13/2013Modified: 4/28/2026Added to CISA KEV: 9/15/2022
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.
Affected packages (1)
- Debian/linuxfrom 0, < 3.9-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |