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    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.

    Published:Jun 6, 2013
    Last Modified:Apr 11, 2025
    EPS:Jun 7, 2013
    EPSS Score:0.00083
    CVSS Score:6

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Mrg
    Vendor
    Redhat
    Product
    Rhel Eus

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-135 Format String Injection
    CAPEC-67 String Format Overflow in syslog()

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    References

    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
    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

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High