National Cyber Awareness System

Vulnerability Summary for CVE-2011-1091

Overview

libymsg.c in the Yahoo! protocol plugin in libpurple in Pidgin 2.6.0 through 2.7.10 allows (1) remote authenticated users to cause a denial of service (NULL pointer dereference and application crash) via a malformed YMSG notification packet, and allows (2) remote Yahoo! servers to cause a denial of service (NULL pointer dereference and application crash) via a malformed YMSG SMS message.

Description

Per: http://cwe.mitre.org/data/definitions/476.html 'CWE-476: NULL Pointer Dereference'

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: http://www.pidgin.im/news/security/?id=51

Type: Advisory; Patch Information

Hyperlink:http://www.pidgin.im/news/security/?id=51

External Source: CONFIRM

Name: http://developer.pidgin.im/viewmtn/revision/info/a7c415abba1f5f01f79295337518837f73d99bb7

Type: Patch Information

Hyperlink:http://developer.pidgin.im/viewmtn/revision/info/a7c415abba1f5f01f79295337518837f73d99bb7

External Source: CONFIRM

Name: http://developer.pidgin.im/viewmtn/revision/diff/5cbe18129b6e7c660bc093f7e5e1414ceca17d04/with/a7c415abba1f5f01f79295337518837f73d99bb7/libpurple/protocols/yahoo/libymsg.c

Type: Patch Information

Hyperlink:http://developer.pidgin.im/viewmtn/revision/diff/5cbe18129b6e7c660bc093f7e5e1414ceca17d04/with/a7c415abba1f5f01f79295337518837f73d99bb7/libpurple/protocols/yahoo/libymsg.c

External Source: SUSE

Name: openSUSE-SU-2012:0066

Hyperlink:https://hermes.opensuse.org/messages/13195955

External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=683031

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=683031

External Source: XF

Name: pidgin-yahoo-protocol-dos(66055)

Hyperlink:http://xforce.iss.net/xforce/xfdb/66055

External Source: VUPEN

Name: ADV-2011-0703

Hyperlink:http://www.vupen.com/english/advisories/2011/0703

External Source: VUPEN

Name: ADV-2011-0669

Hyperlink:http://www.vupen.com/english/advisories/2011/0669

External Source: VUPEN

Name: ADV-2011-0661

Hyperlink:http://www.vupen.com/english/advisories/2011/0661

External Source: VUPEN

Name: ADV-2011-0643

Hyperlink:http://www.vupen.com/english/advisories/2011/0643

External Source: BID

Name: 46837

Hyperlink:http://www.securityfocus.com/bid/46837

External Source: REDHAT

Name: RHSA-2011:1371

Hyperlink:http://www.redhat.com/support/errata/RHSA-2011-1371.html

External Source: REDHAT

Name: RHSA-2011:0616

Hyperlink:http://www.redhat.com/support/errata/RHSA-2011-0616.html

External Source: SLACKWARE

Name: SSA:2011-070-02

Hyperlink:http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.466884

External Source: SECUNIA

Name: 46376

Hyperlink:http://secunia.com/advisories/46376

External Source: SECUNIA

Name: 43721

Hyperlink:http://secunia.com/advisories/43721

External Source: SECUNIA

Name: 43695

Type: Advisory

Hyperlink:http://secunia.com/advisories/43695

External Source: FEDORA

Name: FEDORA-2011-3150

Hyperlink:http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056309.html

External Source: FEDORA

Name: FEDORA-2011-3113

Hyperlink:http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055874.html