CVE-2013-7263

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    CVE-2013-7263

    Published: 6 Jan 2014Last Modified: 10 Apr 2026

    Summary:

    Details: The Linux kernel before 3.12.4 updates certain length values before ensuring that associated data structures have been initialized, which allows local users to obtain sensitive information from kernel stack memory via a (1) recvfrom, (2) recvmmsg, or (3) recvmsg system call, related to net/ipv4/ping.c, net/ipv4/raw.c, net/ipv4/udp.c, net/ipv6/raw.c, and net/ipv6/udp.c.

    References: http://rhn.redhat.com/errata/RHSA-2014-0159.html, http://rhn.redhat.com/errata/RHSA-2014-0285.html, http://secunia.com/advisories/55882, http://secunia.com/advisories/56036, http://www.ubuntu.com/usn/USN-2107-1, http://www.ubuntu.com/usn/USN-2108-1, http://www.ubuntu.com/usn/USN-2109-1, http://www.ubuntu.com/usn/USN-2110-1, http://www.ubuntu.com/usn/USN-2113-1, http://www.ubuntu.com/usn/USN-2117-1, http://www.ubuntu.com/usn/USN-2135-1, http://www.ubuntu.com/usn/USN-2136-1, http://www.ubuntu.com/usn/USN-2138-1, http://www.ubuntu.com/usn/USN-2139-1, http://www.ubuntu.com/usn/USN-2141-1, https://github.com/torvalds/linux/commit/bceaa90240b6019ed73b49965eac7d167610be69, https://bugzilla.redhat.com/show_bug.cgi?id=1035875, http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=bceaa90240b6019ed73b49965eac7d167610be69, http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00026.html, http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html, http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html, http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.html, http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html, http://seclists.org/oss-sec/2014/q1/29, http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.4, http://www.openwall.com/lists/oss-security/2013/11/28/13

    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
    CVE-2013-7263 | CVE-DB