CVE-2007-0493

    Dashboard / Vulnerabilities / CVE-2007-0493

    CVE-2007-0493

    Published: 25 Jan 2007Last Modified: 10 Apr 2026

    Summary:

    Details: Use-after-free vulnerability in ISC BIND 9.3.0 up to 9.3.3, 9.4.0a1 up to 9.4.0a6, 9.4.0b1 up to 9.4.0b4, 9.4.0rc1, and 9.5.0a1 (Bind Forum only) allows remote attackers to cause a denial of service (named daemon crash) via unspecified vectors that cause named to "dereference a freed fetch context."

    References: http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2007-003.txt.asc, http://secunia.com/advisories/23904, http://secunia.com/advisories/23924, http://secunia.com/advisories/23943, http://secunia.com/advisories/23972, http://secunia.com/advisories/23974, http://secunia.com/advisories/23977, http://secunia.com/advisories/24014, http://secunia.com/advisories/24048, http://secunia.com/advisories/24054, http://secunia.com/advisories/24129, http://secunia.com/advisories/24203, http://secunia.com/advisories/24930, http://secunia.com/advisories/24950, http://secunia.com/advisories/25402, http://secunia.com/advisories/25649, http://security.freebsd.org/advisories/FreeBSD-SA-07:02.bind.asc, http://security.gentoo.org/glsa/glsa-200702-06.xml, http://www.mandriva.com/security/advisories?name=MDKSA-2007:030, http://www.openpkg.com/security/advisories/OpenPKG-SA-2007.007.html, http://www.ubuntu.com/usn/usn-418-1, http://www.vupen.com/english/advisories/2007/0349, http://www.vupen.com/english/advisories/2007/1401, http://www.vupen.com/english/advisories/2007/1939, http://www.vupen.com/english/advisories/2007/2163, http://www.vupen.com/english/advisories/2007/2315, http://www.isc.org/index.pl?/sw/bind/view/?release=9.2.8, http://www.isc.org/index.pl?/sw/bind/view/?release=9.3.4, http://docs.info.apple.com/article.html?artnum=305530, http://fedoranews.org/cms/node/2507, http://fedoranews.org/cms/node/2537, http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01070495, http://lists.apple.com/archives/security-announce/2007/May/msg00004.html, http://lists.grok.org.uk/pipermail/full-disclosure/2007-January/052018.html, http://lists.suse.com/archive/suse-security-announce/2007-Jan/0016.html, http://marc.info/?l=bind-announce&m=116968519321296&w=2, http://securitytracker.com/id?1017561, http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.494157, http://www.isc.org/index.pl?/sw/bind/bind-security.php, http://www.redhat.com/support/errata/RHSA-2007-0057.html, http://www.securityfocus.com/archive/1/458066/100/0/threaded, http://www.securityfocus.com/bid/22229, http://www.trustix.org/errata/2007/0005, https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04952488, https://issues.rpath.com/browse/RPL-989, https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9614, https://www2.itrc.hp.com/service/cki/docDisplay.do?docId=c00967144

    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
    CVE-2007-0493 | CVE-DB