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.
Published: 2013-04-13
Score: 7.8 High
EPSS: 3.1% Low
KEV: Yes
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2013-2538 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.
History

Wed, 22 Oct 2025 01:30:00 +0000


Tue, 21 Oct 2025 20:30:00 +0000


Tue, 21 Oct 2025 19:30:00 +0000


Fri, 07 Feb 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2022-09-15'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 13 Aug 2024 23:45:00 +0000

Type Values Removed Values Added
References

Subscriptions

Linux Linux Kernel
Motorola Android Atrix Hd Razr Hd Razr M
Qualcomm Msm8960
Redhat Enterprise Linux Rhel Aus Rhel Eus Rhel Mission Critical
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-10-22T00:05:43.277Z

Reserved: 2013-03-15T00:00:00.000Z

Link: CVE-2013-2596

cve-icon Vulnrichment

Updated: 2024-08-06T15:44:32.640Z

cve-icon NVD

Status : Analyzed

Published: 2013-04-13T02:59:46.627

Modified: 2026-04-21T18:14:34.783

Link: CVE-2013-2596

cve-icon Redhat

Severity : Important

Publid Date: 2013-04-09T00:00:00Z

Links: CVE-2013-2596 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses