CVE-2014-4656

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    CVE-2014-4656

    Published: 3 Jul 2014Last Modified: 10 Apr 2026

    Summary:

    Details: Multiple integer overflows in sound/core/control.c in the ALSA control implementation in the Linux kernel before 3.15.2 allow local users to cause a denial of service by leveraging /dev/snd/controlCX access, related to (1) index values in the snd_ctl_add function and (2) numid values in the snd_ctl_remove_numid_conflict function.

    References: http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html, http://rhn.redhat.com/errata/RHSA-2014-1083.html, http://rhn.redhat.com/errata/RHSA-2015-0087.html, http://secunia.com/advisories/59434, http://secunia.com/advisories/59777, http://secunia.com/advisories/60545, http://secunia.com/advisories/60564, http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.2, http://www.openwall.com/lists/oss-security/2014/06/26/6, http://www.securitytracker.com/id/1038201, http://www.ubuntu.com/usn/USN-2334-1, http://www.ubuntu.com/usn/USN-2335-1, https://bugzilla.redhat.com/show_bug.cgi?id=1113470, https://github.com/torvalds/linux/commit/883a1d49f0d77d30012f114b2e19fc141beb3e8e, https://github.com/torvalds/linux/commit/ac902c112d90a89e59916f751c2745f4dbdbb4bd, https://source.android.com/security/bulletin/2017-04-01, http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html, http://www.openwall.com/lists/oss-security/2014/06/26/6, https://github.com/torvalds/linux/commit/883a1d49f0d77d30012f114b2e19fc141beb3e8e, https://github.com/torvalds/linux/commit/ac902c112d90a89e59916f751c2745f4dbdbb4bd, https://bugzilla.redhat.com/show_bug.cgi?id=1113470, http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=883a1d49f0d77d30012f114b2e19fc141beb3e8e, http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ac902c112d90a89e59916f751c2745f4dbdbb4bd

    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