CVE-2013-2851

Linux kernel <3.9.4 - Privilege Escalation

Title source: llm

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.

References (14)

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2013-1783.html

[Mailing List] http://marc.info/?l=linux-kernel&m=137055204522556&w=2

[Vendor Advisory] http://www.ubuntu.com/usn/USN-1913-1

[Mailing List] http://lists.opensuse.org/opensuse-security-announce/2013-09/msg00003.html

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2013-1645.html

[Third Party Advisory] http://www.debian.org/security/2013/dsa-2766

[Issue Tracking] https://bugzilla.redhat.com/show_bug.cgi?id=969515

[Mailing List] http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html

[Mailing List] http://lists.opensuse.org/opensuse-security-announce/2013-09/msg00004.html

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2014-0284.html

[Vendor Advisory] http://www.ubuntu.com/usn/USN-1941-1

[Mailing List] http://www.openwall.com/lists/oss-security/2013/06/06/13

[Vendor Advisory] http://www.ubuntu.com/usn/USN-1942-1

[Vendor Advisory] http://www.ubuntu.com/usn/USN-1912-1

Scores

EPSS 0.0005

EPSS Percentile 14.4%

Details

CWE

CWE-134

Status published

Products (6)

linux/linux_kernel 3.9 rc1 (7 CPE variants)

linux/linux_kernel 3.9.0

linux/linux_kernel 3.9.1

linux/linux_kernel 3.9.2

linux/linux_kernel 3.9.3

linux/linux_kernel < 3.9.4

Published Jun 07, 2013

Tracked Since Feb 18, 2026