UBUNTU-CVE-2011-4081

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    UBUNTU-CVE-2011-4081

    Published: 29 Oct 2011Last Modified: 4 Feb 2026
    Upstream:
    CVE-2011-4081
    Aliases:
    USN-1286-1
    USN-1287-1
    USN-1292-1

    Summary:

    Details: crypto/ghash-generic.c in the Linux kernel before 3.1 allows local users to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact by triggering a failed or missing ghash_setkey function call, followed by a (1) ghash_update function call or (2) ghash_final function call, as demonstrated by a write operation on an AF_ALG socket.

    References: https://ubuntu.com/security/CVE-2011-4081, https://ubuntu.com/security/notices/USN-1286-1, https://ubuntu.com/security/notices/USN-1287-1, https://ubuntu.com/security/notices/USN-1292-1, https://ubuntu.com/security/notices/USN-1293-1, https://ubuntu.com/security/notices/USN-1294-1, https://ubuntu.com/security/notices/USN-1302-1, https://ubuntu.com/security/notices/USN-1301-1, https://ubuntu.com/security/notices/USN-1303-1, https://ubuntu.com/security/notices/USN-1299-1, https://ubuntu.com/security/notices/USN-1304-1, https://ubuntu.com/security/notices/USN-1313-1, https://ubuntu.com/security/notices/USN-1311-1, https://ubuntu.com/security/notices/USN-1312-1, https://ubuntu.com/security/notices/USN-1322-1, https://www.cve.org/CVERecord?id=CVE-2011-4081

    Affected packages

    Package

    Name: linux

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.11.0-12.19

    Affected versions

    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
    UBUNTU-CVE-2011-4081 | CVE-DB