CVE-2013-0871

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    CVE-2013-0871

    Published: 18 Feb 2013Last Modified: 10 Apr 2026

    Summary:

    Details: Race condition in the ptrace functionality in the Linux kernel before 3.7.5 allows local users to gain privileges via a PTRACE_SETREGS ptrace system call in a crafted application, as demonstrated by ptrace_death.

    References: http://rhn.redhat.com/errata/RHSA-2013-0567.html, http://rhn.redhat.com/errata/RHSA-2013-0661.html, http://rhn.redhat.com/errata/RHSA-2013-0662.html, http://rhn.redhat.com/errata/RHSA-2013-0695.html, http://www.debian.org/security/2013/dsa-2632, http://www.ubuntu.com/usn/USN-1736-1, http://www.ubuntu.com/usn/USN-1737-1, http://www.ubuntu.com/usn/USN-1738-1, http://www.ubuntu.com/usn/USN-1739-1, http://www.ubuntu.com/usn/USN-1740-1, http://www.ubuntu.com/usn/USN-1741-1, http://www.ubuntu.com/usn/USN-1742-1, http://www.ubuntu.com/usn/USN-1743-1, http://www.ubuntu.com/usn/USN-1744-1, http://www.ubuntu.com/usn/USN-1745-1, https://github.com/torvalds/linux/commit/9899d11f654474d2d54ea52ceaa2a1f4db3abd68, https://bugzilla.redhat.com/show_bug.cgi?id=911937, http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9899d11f654474d2d54ea52ceaa2a1f4db3abd68, http://lists.opensuse.org/opensuse-security-announce/2013-02/msg00022.html, http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00018.html, http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html, http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.5, http://www.openwall.com/lists/oss-security/2013/02/15/16

    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