CVE-2013-2851

CVE-2013-2851 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 6.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-134.

Key facts

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.

Frequently asked questions

What is CVE-2013-2851?
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.
How severe is CVE-2013-2851?
CVE-2013-2851 has a CVSS 2.0 base score of 6.0, rated medium severity.
Is CVE-2013-2851 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-2851?
CVE-2013-2851 primarily affects Linux Linux Kernel. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-2851?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-2851 published?
CVE-2013-2851 was published on 2013-06-07 and last updated on 2026-06-16.

References

Affected products (12)

More vulnerabilities in Linux Linux Kernel

All CVEs affecting Linux Linux Kernel →

Other CWE-134 vulnerabilities

Browse all CWE-134 vulnerabilities →