National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2013-2851 Detail

Current Description

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
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 6.0 MEDIUM
Vector: (AV:L/AC:H/Au:S/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 1.5


Access Vector (AV): Local
Access Complexity (AC): High
Authentication (AU): Single
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2013-09/msg00003.html
http://lists.opensuse.org/opensuse-security-announce/2013-09/msg00004.html
http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html
http://marc.info/?l=linux-kernel&m=137055204522556&w=2
http://rhn.redhat.com/errata/RHSA-2013-1645.html
http://rhn.redhat.com/errata/RHSA-2013-1783.html
http://rhn.redhat.com/errata/RHSA-2014-0284.html
http://www.debian.org/security/2013/dsa-2766
http://www.openwall.com/lists/oss-security/2013/06/06/13
http://www.ubuntu.com/usn/USN-1912-1
http://www.ubuntu.com/usn/USN-1913-1
http://www.ubuntu.com/usn/USN-1941-1
http://www.ubuntu.com/usn/USN-1942-1
https://bugzilla.redhat.com/show_bug.cgi?id=969515 Vendor Advisory

Technical Details

Vulnerability Type (View All)

  • Use of Externally-Controlled Format String (CWE-134)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:3.9:rc1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9:rc2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9:rc3:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9:rc4:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9:rc5:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9:rc6:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9:rc7:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:3.9.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
3.9.4


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2013-2851
NVD Published Date:
06/07/2013
NVD Last Modified:
03/26/2014