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CVE-2012-2318

Status Candidate

Overview

msg.c in the MSN protocol plugin in libpurple in Pidgin before 2.10.4 does not properly handle crafted characters, which allows remote servers to cause a denial of service (application crash) by placing these characters in a text/plain message.

Related Files

Red Hat Security Advisory 2012-1102-01
Posted Jul 19, 2012
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2012-1102-01 - Pidgin is an instant messaging program which can log in to multiple accounts on multiple instant messaging networks simultaneously. A flaw was found in the way the Pidgin MSN protocol plug-in processed text that was not encoded in UTF-8. A remote attacker could use this flaw to crash Pidgin by sending a specially-crafted MSN message. An input validation flaw was found in the way the Pidgin MSN protocol plug-in handled MSN notification messages. A malicious server or a remote attacker could use this flaw to crash Pidgin by sending a specially-crafted MSN notification message.

tags | advisory, remote, protocol
systems | linux, redhat
advisories | CVE-2012-1178, CVE-2012-2318, CVE-2012-3374
SHA-256 | 8d8905da6f3429379dbb0297932d8d8f8669f30ac3e8f57d9cc8c0e9d64d608f
Ubuntu Security Notice USN-1500-1
Posted Jul 9, 2012
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 1500-1 - Evgeny Boger discovered that Pidgin incorrectly handled buddy list messages in the AIM and ICQ protocol handlers. A remote attacker could send a specially crafted message and cause Pidgin to crash, leading to a denial of service. This issue only affected Ubuntu 10.04 LTS, 11.04 and 11.10. Thijs Alkemade discovered that Pidgin incorrectly handled malformed voice and video chat requests in the XMPP protocol handler. A remote attacker could send a specially crafted message and cause Pidgin to crash, leading to a denial of service. This issue only affected Ubuntu 10.04 LTS, 11.04 and 11.10. Various other issues were also addressed.

tags | advisory, remote, denial of service, protocol
systems | linux, ubuntu
advisories | CVE-2011-4601, CVE-2011-4602, CVE-2011-4603, CVE-2011-4922, CVE-2011-4939, CVE-2012-1178, CVE-2012-2214, CVE-2012-2318, CVE-2012-3374, CVE-2011-4601, CVE-2011-4602, CVE-2011-4603, CVE-2011-4922, CVE-2011-4939, CVE-2012-1178, CVE-2012-2214, CVE-2012-2318, CVE-2012-3374
SHA-256 | a749885c45d3ed6a82077ecb3953f73e5275c512532f5583f18a44f27c49d270
Mandriva Linux Security Advisory 2012-082
Posted May 28, 2012
Authored by Mandriva | Site mandriva.com

Mandriva Linux Security Advisory 2012-082 - Multiple vulnerabilities has been discovered and corrected in pidgin. A series of specially crafted file transfer requests can cause clients to reference invalid memory. The user must have accepted one of the file transfer requests. Incoming messages with certain characters or character encodings can cause clients to crash. This update provides pidgin 2.10.4, which is not vulnerable to these issues.

tags | advisory, vulnerability
systems | linux, mandriva
advisories | CVE-2012-2214, CVE-2012-2318
SHA-256 | 8250736d53c4ff0aec14a41ffb644124cf6f919a74bff10c3a67955e6c661991
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