CVE-2012-2744

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    CVE-2012-2744

    Published: 9 Aug 2012Last Modified: 10 Apr 2026

    Summary:

    Details: net/ipv6/netfilter/nf_conntrack_reasm.c in the Linux kernel before 2.6.34, when the nf_conntrack_ipv6 module is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and system crash) via certain types of fragmented IPv6 packets.

    References: http://rhn.redhat.com/errata/RHSA-2012-1064.html, http://rhn.redhat.com/errata/RHSA-2012-1148.html, http://secunia.com/advisories/49928, https://github.com/torvalds/linux/commit/9e2dcf72023d1447f09c47d77c99b0c49659e5ce, https://bugzilla.redhat.com/show_bug.cgi?id=833402, http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34, http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9e2dcf72023d1447f09c47d77c99b0c49659e5ce, http://www.securityfocus.com/bid/54367, http://www.securitytracker.com/id?1027235

    Affected packages

    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