CVE-2011-1091
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…
Does this matter?
Lower severity and a low EPSS score (2.64%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 4.0 MEDIUMAV:N/AC:L/Au:S/C:N/I:N/A:P
- EPSS
- 2.64% probability · 85th percentile
- CISA KEV
- Not listed
- Affected
- pidgin/pidgin
- Source
- secalert@redhat.com
References
- http://developer.pidgin.im/viewmtn/revision/diff/5cbe18129b6e7c660bc093f7e5e1414ceca17d04/with/a7c415abba1f5f01f79295337518837f73d99bb7/libpurple/protocols/yahoo/libymsg.cPatch
- http://developer.pidgin.im/viewmtn/revision/info/a7c415abba1f5f01f79295337518837f73d99bb7Patch
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055874.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056309.html
- http://secunia.com/advisories/43695Vendor Advisory
- http://secunia.com/advisories/43721
- http://secunia.com/advisories/46376
- http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.466884
- http://www.pidgin.im/news/security/?id=51Patch, Vendor Advisory
- http://www.redhat.com/support/errata/RHSA-2011-0616.html
- http://www.redhat.com/support/errata/RHSA-2011-1371.html
- http://www.securityfocus.com/bid/46837
- http://www.vupen.com/english/advisories/2011/0643
- http://www.vupen.com/english/advisories/2011/0661
- http://www.vupen.com/english/advisories/2011/0669
- http://www.vupen.com/english/advisories/2011/0703
- https://bugzilla.redhat.com/show_bug.cgi?id=683031
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66055
- https://hermes.opensuse.org/messages/13195955
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18402
- http://developer.pidgin.im/viewmtn/revision/diff/5cbe18129b6e7c660bc093f7e5e1414ceca17d04/with/a7c415abba1f5f01f79295337518837f73d99bb7/libpurple/protocols/yahoo/libymsg.cPatch
- http://developer.pidgin.im/viewmtn/revision/info/a7c415abba1f5f01f79295337518837f73d99bb7Patch
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055874.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056309.html
- http://secunia.com/advisories/43695Vendor Advisory
- http://secunia.com/advisories/43721
- http://secunia.com/advisories/46376
- http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.466884
- http://www.pidgin.im/news/security/?id=51Patch, Vendor Advisory
- http://www.redhat.com/support/errata/RHSA-2011-0616.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.