CVE-2006-4146

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    CVE-2006-4146

    Published: 31 Aug 2006Last Modified: 10 Apr 2026

    Summary:

    Details: Buffer overflow in the (1) DWARF (dwarfread.c) and (2) DWARF2 (dwarf2read.c) debugging code in GNU Debugger (GDB) 6.5 allows user-assisted attackers, or restricted users, to execute arbitrary code via a crafted file with a location block (DW_FORM_block) that contains a large number of operations.

    References: ftp://patches.sgi.com/support/free/security/advisories/20070602-01-P.asc, http://secunia.com/advisories/21713, http://secunia.com/advisories/22205, http://secunia.com/advisories/22662, http://secunia.com/advisories/25098, http://secunia.com/advisories/25632, http://secunia.com/advisories/25894, http://secunia.com/advisories/25934, http://secunia.com/advisories/26909, http://secunia.com/advisories/27706, http://security.gentoo.org/glsa/glsa-200711-23.xml, http://www.ubuntu.com/usn/usn-356-1, http://www.vupen.com/english/advisories/2006/3433, http://www.vupen.com/english/advisories/2006/4283, http://www.vupen.com/english/advisories/2007/3229, https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=204841, http://docs.info.apple.com/article.html?artnum=304669, http://lists.apple.com/archives/security-announce/2006/Oct/msg00000.html, http://lists.grok.org.uk/pipermail/full-disclosure/2007-September/065902.html, http://securitytracker.com/id?1017138, http://support.avaya.com/elmodocs2/security/ASA-2007-253.htm, http://www.osvdb.org/28318, http://www.redhat.com/support/errata/RHSA-2007-0229.html, http://www.redhat.com/support/errata/RHSA-2007-0469.html, http://www.securityfocus.com/bid/19802, https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10463

    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