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    CVE-2012-0879

    The I/O implementation for block devices in the Linux kernel before 2.6.33 does not properly handle the CLONE_IO feature, which allows local users to cause a denial of service (I/O instability) by starting multiple processes that share an I/O context.

    Published:Dec 4, 2009
    Last Modified:Apr 11, 2025
    EPS:May 17, 2012
    EPSS Score:0.0008
    CVSS Score:5.5

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Suse
    Product
    Linux Enterprise Desktop
    Vendor
    Suse
    Product
    Linux Enterprise High Availability Extension
    Vendor
    Suse
    Product
    Linux Enterprise Server

    Exploits

    No exploit reference

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    References

    http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.33
    http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=61cc74fbb87af6aa551a06a370590c9bc07e29d9
    http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b69f2292063d2caf37ca9aec7d63ded203701bf3
    http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html
    http://marc.info/?l=bugtraq&m=139447903326211&w=2
    http://rhn.redhat.com/errata/RHSA-2012-0481.html
    http://rhn.redhat.com/errata/RHSA-2012-0531.html
    http://secunia.com/advisories/48545
    http://secunia.com/advisories/48842
    http://www.debian.org/security/2012/dsa-2469
    http://www.openwall.com/lists/oss-security/2012/02/23/5
    http://www.securitytracker.com/id?1027086
    http://www.ubuntu.com/usn/USN-1408-1
    http://www.ubuntu.com/usn/USN-1410-1
    http://www.ubuntu.com/usn/USN-1411-1
    https://bugzilla.redhat.com/show_bug.cgi?id=796829
    https://github.com/torvalds/linux/commit/61cc74fbb87af6aa551a06a370590c9bc07e29d9
    https://github.com/torvalds/linux/commit/b69f2292063d2caf37ca9aec7d63ded203701bf3
    http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.33
    http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=61cc74fbb87af6aa551a06a370590c9bc07e29d9
    http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b69f2292063d2caf37ca9aec7d63ded203701bf3
    http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html
    http://marc.info/?l=bugtraq&m=139447903326211&w=2
    http://rhn.redhat.com/errata/RHSA-2012-0481.html
    http://rhn.redhat.com/errata/RHSA-2012-0531.html
    http://secunia.com/advisories/48545
    http://secunia.com/advisories/48842
    http://www.debian.org/security/2012/dsa-2469
    http://www.openwall.com/lists/oss-security/2012/02/23/5
    http://www.securitytracker.com/id?1027086
    http://www.ubuntu.com/usn/USN-1408-1
    http://www.ubuntu.com/usn/USN-1410-1
    http://www.ubuntu.com/usn/USN-1411-1
    https://bugzilla.redhat.com/show_bug.cgi?id=796829
    https://github.com/torvalds/linux/commit/61cc74fbb87af6aa551a06a370590c9bc07e29d9
    https://github.com/torvalds/linux/commit/b69f2292063d2caf37ca9aec7d63ded203701bf3

    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