National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-2013-2851 Detail


Format string vulnerability in the register_disk function in block/genhd.c in the Linux kernel through 3.9.4 allows local users to gain privileges by leveraging root access and writing format string specifiers to /sys/module/md_mod/parameters/new_array in order to create a crafted /dev/md device name.

Source:  MITRE      Last Modified:  06/07/2013

Quick Info

CVE Dictionary Entry:
Original release date:
Last revised:


CVSS Severity (version 2.0):
CVSS v2 Base Score:
(AV:L/AC:H/Au:S/C:C/I:C/A:C) (legend)
Impact Subscore:
Exploitability Subscore:
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name External Source SUSE SUSE-SU-2013:1473 External Source SUSE SUSE-SU-2013:1474 External Source SUSE openSUSE-SU-2013:1971 External Source MLIST [linux-kernel] 20130606 [PATCH 1/8] block: do not pass disk names as format strings External Source REDHAT RHSA-2013:1645 External Source REDHAT RHSA-2013:1783 External Source REDHAT RHSA-2014:0284 External Source DEBIAN DSA-2766 External Source MLIST [oss-security] 20130606 Linux kernel format string flaws External Source UBUNTU USN-1912-1 External Source UBUNTU USN-1913-1 External Source UBUNTU USN-1941-1 External Source UBUNTU USN-1942-1 Vendor Advisory External Source CONFIRM

Technical Details

Vulnerability Type (View All)

  • Format String Vulnerability (CWE-134)

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