NVD

CVE-2011-1091 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

Description

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.

Evaluator Description

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

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

NIST: NVD

Base Score: N/A

NVD assessment not yet provided.

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: 4.0 MEDIUM

Vector: (AV:N/AC:L/Au:S/C:N/I:N/A:P)

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
http://developer.pidgin.im/viewmtn/revision/diff/5cbe18129b6e7c660bc093f7e5e1414ceca17d04/with/a7c415abba1f5f01f79295337518837f73d99bb7/libpurple/protocols/yahoo/libymsg.c	Patch
http://developer.pidgin.im/viewmtn/revision/diff/5cbe18129b6e7c660bc093f7e5e1414ceca17d04/with/a7c415abba1f5f01f79295337518837f73d99bb7/libpurple/protocols/yahoo/libymsg.c	Patch
http://developer.pidgin.im/viewmtn/revision/info/a7c415abba1f5f01f79295337518837f73d99bb7	Patch
http://developer.pidgin.im/viewmtn/revision/info/a7c415abba1f5f01f79295337518837f73d99bb7	Patch
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055874.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055874.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056309.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056309.html
http://secunia.com/advisories/43695	Vendor Advisory
http://secunia.com/advisories/43695	Vendor Advisory
http://secunia.com/advisories/43721
http://secunia.com/advisories/43721
http://secunia.com/advisories/46376
http://secunia.com/advisories/46376
http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.466884
http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.466884
http://www.pidgin.im/news/security/?id=51	Patch Vendor Advisory
http://www.pidgin.im/news/security/?id=51	Patch Vendor Advisory
http://www.redhat.com/support/errata/RHSA-2011-0616.html
http://www.redhat.com/support/errata/RHSA-2011-0616.html
http://www.redhat.com/support/errata/RHSA-2011-1371.html
http://www.redhat.com/support/errata/RHSA-2011-1371.html
http://www.securityfocus.com/bid/46837
http://www.securityfocus.com/bid/46837
http://www.vupen.com/english/advisories/2011/0643
http://www.vupen.com/english/advisories/2011/0643
http://www.vupen.com/english/advisories/2011/0661
http://www.vupen.com/english/advisories/2011/0661
http://www.vupen.com/english/advisories/2011/0669
http://www.vupen.com/english/advisories/2011/0669
http://www.vupen.com/english/advisories/2011/0703
http://www.vupen.com/english/advisories/2011/0703
https://bugzilla.redhat.com/show_bug.cgi?id=683031
https://bugzilla.redhat.com/show_bug.cgi?id=683031
https://exchange.xforce.ibmcloud.com/vulnerabilities/66055
https://exchange.xforce.ibmcloud.com/vulnerabilities/66055
https://hermes.opensuse.org/messages/13195955
https://hermes.opensuse.org/messages/13195955
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18402
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18402

Weakness Enumeration

CWE-ID	CWE Name	Source
NVD-CWE-Other	Other	NIST

Known Affected Software Configurations Switch to CPE 2.2

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Change History

7 change records found show changes

CVE Modified by CVE 11/20/2024 8:25:30 PM

Action	Type	New Value
Added	Reference	http://developer.pidgin.im/viewmtn/revision/diff/5cbe18129b6e7c660bc093f7e5e1414ceca17d04/with/a7c415abba1f5f01f79295337518837f73d99bb7/libpurple/protocols/yahoo/libymsg.c
Added	Reference	http://developer.pidgin.im/viewmtn/revision/info/a7c415abba1f5f01f79295337518837f73d99bb7
Added	Reference	http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055874.html
Added	Reference	http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056309.html
Added	Reference	http://secunia.com/advisories/43695
Added	Reference	http://secunia.com/advisories/43721
Added	Reference	http://secunia.com/advisories/46376
Added	Reference	http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.466884
Added	Reference	http://www.pidgin.im/news/security/?id=51
Added	Reference	http://www.redhat.com/support/errata/RHSA-2011-0616.html
Added	Reference	http://www.redhat.com/support/errata/RHSA-2011-1371.html
Added	Reference	http://www.securityfocus.com/bid/46837
Added	Reference	http://www.vupen.com/english/advisories/2011/0643
Added	Reference	http://www.vupen.com/english/advisories/2011/0661
Added	Reference	http://www.vupen.com/english/advisories/2011/0669
Added	Reference	http://www.vupen.com/english/advisories/2011/0703
Added	Reference	https://bugzilla.redhat.com/show_bug.cgi?id=683031
Added	Reference	https://exchange.xforce.ibmcloud.com/vulnerabilities/66055
Added	Reference	https://hermes.opensuse.org/messages/13195955
Added	Reference	https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18402

CVE Modified by Red Hat, Inc. 2/12/2023 11:29:23 PM

Action	Type	Old Value	New Value
Changed	Description	CVE-2011-1091 Pidgin: Multiple NULL pointer dereference flaws in Yahoo protocol plug-in	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.
Removed	CVSS V2	Red Hat, Inc. (AV:N/AC:M/Au:S/C:N/I:N/A:P)
Removed	Reference	https://access.redhat.com/errata/RHSA-2011:0616 [No Types Assigned]
Removed	Reference	https://access.redhat.com/errata/RHSA-2011:1371 [No Types Assigned]
Removed	Reference	https://access.redhat.com/security/cve/CVE-2011-1091 [No Types Assigned]

CVE Modified by Red Hat, Inc. 2/02/2023 12:17:51 PM

Action	Type	Old Value	New Value
Changed	Description	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.	CVE-2011-1091 Pidgin: Multiple NULL pointer dereference flaws in Yahoo protocol plug-in
Added	CVSS V2		Red Hat, Inc. (AV:N/AC:M/Au:S/C:N/I:N/A:P)
Added	Reference		https://access.redhat.com/errata/RHSA-2011:0616 [No Types Assigned]
Added	Reference		https://access.redhat.com/errata/RHSA-2011:1371 [No Types Assigned]
Added	Reference		https://access.redhat.com/security/cve/CVE-2011-1091 [No Types Assigned]

Quick Info

CVE Dictionary Entry:
CVE-2011-1091
NVD Published Date:
03/14/2011
NVD Last Modified:
11/20/2024
Source:
Red Hat, Inc.

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

CVE-2011-1091 Detail

Description

Evaluator Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Change History

CVE Modified by CVE 11/20/2024 8:25:30 PM

CVE Modified by Red Hat, Inc. 5/13/2024 10:28:31 PM

CVE Modified by Red Hat, Inc. 2/12/2023 11:29:23 PM

CVE Modified by Red Hat, Inc. 2/02/2023 12:17:51 PM

CVE Modified by Red Hat, Inc. 9/18/2017 9:32:17 PM

CVE Modified by Red Hat, Inc. 8/16/2017 9:33:50 PM

Initial CVE Analysis 3/15/2011 9:45:00 AM

Quick Info