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    CVE-2015-5156

    The virtnet_probe function in drivers/net/virtio_net.c in the Linux kernel before 4.2 attempts to support a FRAGLIST feature without proper memory allocation, which allows guest OS users to cause a denial of service (buffer overflow and memory corruption) via a crafted sequence of fragmented packets.

    Published:Aug 6, 2015
    Last Modified:Apr 12, 2025
    EPS:Oct 19, 2015
    EPSS Score:0.00221
    CVSS Score:6.1

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Rhel Extras Rt

    Exploits

    No exploit reference

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    References

    http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=48900cb6af4282fa0fb6ff4d72a81aa3dadb5c39
    http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171454.html
    http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169378.html
    http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00009.html
    http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00018.html
    http://rhn.redhat.com/errata/RHSA-2015-1978.html
    http://rhn.redhat.com/errata/RHSA-2016-0855.html
    http://www.debian.org/security/2015/dsa-3364
    http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
    http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
    http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
    http://www.securityfocus.com/bid/76230
    http://www.securitytracker.com/id/1034045
    http://www.ubuntu.com/usn/USN-2773-1
    http://www.ubuntu.com/usn/USN-2774-1
    http://www.ubuntu.com/usn/USN-2777-1
    https://bugzilla.redhat.com/show_bug.cgi?id=1243852
    https://github.com/torvalds/linux/commit/48900cb6af4282fa0fb6ff4d72a81aa3dadb5c39
    http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=48900cb6af4282fa0fb6ff4d72a81aa3dadb5c39
    http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171454.html
    http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169378.html
    http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00009.html
    http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00018.html
    http://rhn.redhat.com/errata/RHSA-2015-1978.html
    http://rhn.redhat.com/errata/RHSA-2016-0855.html
    http://www.debian.org/security/2015/dsa-3364
    http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
    http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
    http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
    http://www.securityfocus.com/bid/76230
    http://www.securitytracker.com/id/1034045
    http://www.ubuntu.com/usn/USN-2773-1
    http://www.ubuntu.com/usn/USN-2774-1
    http://www.ubuntu.com/usn/USN-2777-1
    https://bugzilla.redhat.com/show_bug.cgi?id=1243852
    https://github.com/torvalds/linux/commit/48900cb6af4282fa0fb6ff4d72a81aa3dadb5c39

    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