CVE-2009-0847

    Dashboard / Vulnerabilities / CVE-2009-0847

    CVE-2009-0847

    Published: 9 Apr 2009Last Modified: 10 Apr 2026

    Summary:

    Details: The asn1buf_imbed function in the ASN.1 decoder in MIT Kerberos 5 (aka krb5) 1.6.3, when PK-INIT is used, allows remote attackers to cause a denial of service (application crash) via a crafted length value that triggers an erroneous malloc call, related to incorrect calculations with pointer arithmetic.

    References: http://secunia.com/advisories/34594, http://secunia.com/advisories/34617, http://secunia.com/advisories/34622, http://secunia.com/advisories/34628, http://secunia.com/advisories/34637, http://secunia.com/advisories/34640, http://secunia.com/advisories/34734, http://secunia.com/advisories/35074, http://security.gentoo.org/glsa/glsa-200904-09.xml, http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-001.txt, http://www.mandriva.com/security/advisories?name=MDVSA-2009:098, http://www.ubuntu.com/usn/usn-755-1, http://www.vupen.com/english/advisories/2009/0960, http://www.vupen.com/english/advisories/2009/0976, http://www.vupen.com/english/advisories/2009/1057, http://www.vupen.com/english/advisories/2009/1106, http://www.vupen.com/english/advisories/2009/1297, http://www.vupen.com/english/advisories/2009/2084, http://www.vupen.com/english/advisories/2009/2248, http://lists.apple.com/archives/security-announce/2009/May/msg00002.html, http://marc.info/?l=bugtraq&m=124896429301168&w=2, http://sunsolve.sun.com/search/document.do?assetkey=1-26-256728-1, http://support.apple.com/kb/HT3549, http://support.avaya.com/elmodocs2/security/ASA-2009-142.htm, http://support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5047180.html, http://support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5047181.html, http://wiki.rpath.com/Advisories:rPSA-2009-0058, http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0058, http://www-01.ibm.com/support/docview.wss?uid=swg21396120, http://www.kb.cert.org/vuls/id/662091, http://www.securityfocus.com/archive/1/502526/100/0/threaded, http://www.securityfocus.com/archive/1/502546/100/0/threaded, http://www.securityfocus.com/bid/34408, http://www.securitytracker.com/id?1021993, http://www.us-cert.gov/cas/techalerts/TA09-133A.html, https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6387, https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00205.html, https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00206.html

    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-2009-0847 | CVE-DB