UBUNTU-CVE-2013-3076

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    UBUNTU-CVE-2013-3076

    Published: 22 Apr 2013Last Modified: 4 Feb 2026
    Upstream:
    CVE-2013-3076
    Aliases:
    USN-1837-1
    USN-1849-1
    USN-1878-1

    Summary:

    Details: The crypto API in the Linux kernel through 3.9-rc8 does not initialize certain length variables, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call, related to the hash_recvmsg function in crypto/algif_hash.c and the skcipher_recvmsg function in crypto/algif_skcipher.c.

    References: https://ubuntu.com/security/CVE-2013-3076, https://github.com/torvalds/linux/commit/72a763d805a48ac8c0bf48fdb510e84c12de51fe, http://www.openwall.com/lists/oss-security/2013/04/14/3, https://ubuntu.com/security/notices/USN-1837-1, https://ubuntu.com/security/notices/USN-1849-1, https://ubuntu.com/security/notices/USN-1878-1, https://ubuntu.com/security/notices/USN-1879-1, https://ubuntu.com/security/notices/USN-1880-1, https://ubuntu.com/security/notices/USN-1881-1, https://ubuntu.com/security/notices/USN-1882-1, https://ubuntu.com/security/notices/USN-1883-1, https://www.cve.org/CVERecord?id=CVE-2013-3076

    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