CVE-2008-0891

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    CVE-2008-0891

    Published: 29 May 2008Last Modified: 10 Apr 2026

    Summary:

    Details: Double free vulnerability in OpenSSL 0.9.8f and 0.9.8g, when the TLS server name extensions are enabled, allows remote attackers to cause a denial of service (crash) via a malformed Client Hello packet. NOTE: some of these details are obtained from third party information.

    References: http://cert.fi/haavoittuvuudet/2008/advisory-openssl.html, http://secunia.com/advisories/30405, http://secunia.com/advisories/30460, http://secunia.com/advisories/30825, http://secunia.com/advisories/30852, http://secunia.com/advisories/30868, http://secunia.com/advisories/31228, http://secunia.com/advisories/31288, http://security.gentoo.org/glsa/glsa-200806-08.xml, http://www.mandriva.com/security/advisories?name=MDVSA-2008:107, http://www.ubuntu.com/usn/usn-620-1, http://www.vupen.com/english/advisories/2008/1680, http://www.vupen.com/english/advisories/2008/1937/references, http://www.securityfocus.com/bid/29405, http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.562004, http://sourceforge.net/project/shownotes.php?release_id=615606, http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=738400, http://www.kb.cert.org/vuls/id/661475, http://www.openssl.org/news/secadv_20080528.txt, http://www.securitytracker.com/id?1020121, https://exchange.xforce.ibmcloud.com/vulnerabilities/42666, https://www.redhat.com/archives/fedora-package-announce/2008-May/msg01029.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