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    CVE-2006-6304

    The do_coredump function in fs/exec.c in the Linux kernel 2.6.19 sets the flag variable to O_EXCL but does not use it, which allows context-dependent attackers to modify arbitrary files via a rewrite attack during a core dump.

    Published:Dec 14, 2006
    Last Modified:Apr 23, 2026
    EPS:Dec 14, 2006
    EPSS Score:0.01396
    CVSS Score:7.5

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    http://secunia.com/advisories/23349
    http://support.avaya.com/css/P8/documents/100073666
    http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.19.1
    http://www.securityfocus.com/bid/21591
    http://www.trustix.org/errata/2006/0074/
    http://www.vupen.com/english/advisories/2006/5002
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10797
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7446
    https://rhn.redhat.com/errata/RHSA-2010-0046.html
    https://rhn.redhat.com/errata/RHSA-2010-0095.html
    http://secunia.com/advisories/23349
    http://support.avaya.com/css/P8/documents/100073666
    http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.19.1
    http://www.securityfocus.com/bid/21591
    http://www.trustix.org/errata/2006/0074/
    http://www.vupen.com/english/advisories/2006/5002
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10797
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7446
    https://rhn.redhat.com/errata/RHSA-2010-0046.html
    https://rhn.redhat.com/errata/RHSA-2010-0095.html

    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