CVE-2013-2851

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Summary

CVECVE-2013-2851
StatePUBLISHED
AssignerChrome
Source PriorityCVE Program / NVD first with legacy fallback
Published2013-06-07 14:03:20 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionFormat 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.

Risk And Classification

Primary CVSS: v2.0 6 from [email protected]

AV:L/AC:H/Au:S/C:C/I:C/A:C

Problem Types: CWE-134 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
High
Authentication
Single
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:L/AC:H/Au:S/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel 3.9 rc1 All All
Operating System Linux Linux Kernel 3.9 rc2 All All
Operating System Linux Linux Kernel 3.9 rc3 All All
Operating System Linux Linux Kernel 3.9 rc4 All All
Operating System Linux Linux Kernel 3.9 rc5 All All
Operating System Linux Linux Kernel 3.9 rc6 All All
Operating System Linux Linux Kernel 3.9 rc7 All All
Operating System Linux Linux Kernel 3.9.0 All All All
Operating System Linux Linux Kernel 3.9.1 All All All
Operating System Linux Linux Kernel 3.9.2 All All All
Operating System Linux Linux Kernel 3.9.3 All All All
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
USN-1941-1: Linux kernel vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com
USN-1912-1: Linux kernel vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com
oss-security - Linux kernel format string flaws af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
'[PATCH 1/8] block: do not pass disk names as format strings' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
Debian -- Security Information -- DSA-2766-1 linux-2.6 af854a3a-2127-422b-91ae-364da2661108 www.debian.org
Bug 969515 – CVE-2013-2851 kernel: block: passing disk names as format strings af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
[security-announce] SUSE-SU-2013:1474-1: important: Security update for af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
openSUSE-SU-2013:1971-1: moderate: kernel: security and bugfix update af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
USN-1942-1: Linux kernel (OMAP4) vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com
[security-announce] SUSE-SU-2013:1473-1: important: Security update for af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
USN-1913-1: Linux kernel (EC2) vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com
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