CVE-2010-1156

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    CVE-2010-1156

    Published: 16 Apr 2010Last Modified: 10 Apr 2026

    Summary:

    Details: core/nicklist.c in Irssi before 0.8.15 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to an attempted fuzzy nick match at the instant that a victim leaves a channel.

    References: http://secunia.com/advisories/39365, http://secunia.com/advisories/39620, http://secunia.com/advisories/39797, http://www.ubuntu.com/usn/USN-929-1, http://www.vupen.com/english/advisories/2010/0856, http://www.vupen.com/english/advisories/2010/0987, http://www.vupen.com/english/advisories/2010/1107, http://www.vupen.com/english/advisories/2010/1110, http://www.vupen.com/english/advisories/2010/0856, http://irssi.org/news, http://irssi.org/news/ChangeLog, http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041054.html, http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00001.html, http://marc.info/?l=oss-security&m=127098845125270&w=2, http://marc.info/?l=oss-security&m=127110132019166&w=2, http://marc.info/?l=oss-security&m=127111071631857&w=2, http://marc.info/?l=oss-security&m=127115784314970&w=2, http://marc.info/?l=oss-security&m=127119240204394&w=2, http://securitytracker.com/id?1023845, http://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.497301, http://svn.irssi.org/cgi-bin/viewvc.cgi/irssi/trunk/src/core/nicklist.c?root=irssi&r1=4922&r2=5126, https://exchange.xforce.ibmcloud.com/vulnerabilities/57791

    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