NULL Pointer Dereference Affecting pidgin package, versions <0:2.7.9-3.el6


Severity

Recommended
0.0
low
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
1.36% (86th percentile)

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  • Snyk IDSNYK-CENTOS6-PIDGIN-2045966
  • published26 Jul 2021
  • disclosed10 Mar 2011

Introduced: 10 Mar 2011

CVE-2011-1091  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Centos:6 pidgin to version 0:2.7.9-3.el6 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pidgin package and not the pidgin package as distributed by Centos. See How to fix? for Centos:6 relevant fixed versions and status.

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 Scores

version 3.1