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    CVE-2009-0028

    The clone system call in the Linux kernel 2.6.28 and earlier allows local users to send arbitrary signals to a parent process from an unprivileged child process by launching an additional child process with the CLONE_PARENT flag, and then letting this new process exit.

    Published:Feb 25, 2009
    Last Modified:Apr 23, 2026
    EPS:Feb 27, 2009
    EPSS Score:0.00254
    CVSS Score:2.1

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Mrg

    Exploits

    https://www.exploit-db.com/exploits/32815

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00003.html
    http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00000.html
    http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00001.html
    http://osvdb.org/52204
    http://rhn.redhat.com/errata/RHSA-2009-0459.html
    http://scary.beasts.org/security/CESA-2009-002.html
    http://scarybeastsecurity.blogspot.com/2009/02/linux-kernel-minor-signal-vulnerability.html
    http://secunia.com/advisories/33758
    http://secunia.com/advisories/34033
    http://secunia.com/advisories/34680
    http://secunia.com/advisories/34917
    http://secunia.com/advisories/34962
    http://secunia.com/advisories/34981
    http://secunia.com/advisories/35011
    http://secunia.com/advisories/35120
    http://secunia.com/advisories/35121
    http://secunia.com/advisories/35390
    http://secunia.com/advisories/35394
    http://secunia.com/advisories/37471
    http://wiki.rpath.com/Advisories:rPSA-2009-0084
    http://www.debian.org/security/2009/dsa-1787
    http://www.debian.org/security/2009/dsa-1794
    http://www.debian.org/security/2009/dsa-1800
    http://www.mandriva.com/security/advisories?name=MDVSA-2009:118
    http://www.redhat.com/support/errata/RHSA-2009-0326.html
    http://www.redhat.com/support/errata/RHSA-2009-0451.html
    http://www.securityfocus.com/archive/1/503610/100/0/threaded
    http://www.securityfocus.com/archive/1/507985/100/0/threaded
    http://www.securityfocus.com/bid/33906
    http://www.ubuntu.com/usn/usn-751-1
    http://www.vmware.com/security/advisories/VMSA-2009-0016.html
    http://www.vupen.com/english/advisories/2009/3316
    https://bugzilla.redhat.com/show_bug.cgi?id=479932
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11187
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7947
    http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00003.html
    http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00000.html
    http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00001.html
    http://osvdb.org/52204
    http://rhn.redhat.com/errata/RHSA-2009-0459.html
    http://scary.beasts.org/security/CESA-2009-002.html
    http://scarybeastsecurity.blogspot.com/2009/02/linux-kernel-minor-signal-vulnerability.html
    http://secunia.com/advisories/33758
    http://secunia.com/advisories/34033
    http://secunia.com/advisories/34680
    http://secunia.com/advisories/34917
    http://secunia.com/advisories/34962
    http://secunia.com/advisories/34981
    http://secunia.com/advisories/35011
    http://secunia.com/advisories/35120
    http://secunia.com/advisories/35121
    http://secunia.com/advisories/35390
    http://secunia.com/advisories/35394
    http://secunia.com/advisories/37471
    http://wiki.rpath.com/Advisories:rPSA-2009-0084
    http://www.debian.org/security/2009/dsa-1787
    http://www.debian.org/security/2009/dsa-1794
    http://www.debian.org/security/2009/dsa-1800
    http://www.mandriva.com/security/advisories?name=MDVSA-2009:118
    http://www.redhat.com/support/errata/RHSA-2009-0326.html
    http://www.redhat.com/support/errata/RHSA-2009-0451.html
    http://www.securityfocus.com/archive/1/503610/100/0/threaded
    http://www.securityfocus.com/archive/1/507985/100/0/threaded
    http://www.securityfocus.com/bid/33906
    http://www.ubuntu.com/usn/usn-751-1
    http://www.vmware.com/security/advisories/VMSA-2009-0016.html
    http://www.vupen.com/english/advisories/2009/3316
    https://bugzilla.redhat.com/show_bug.cgi?id=479932
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11187
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7947

    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