[IT-SecNots] [SECURITY] [DSA 2859-1] pidgin security update

[Moritz Muehlenhoff <jmm AT debian.org>]

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Debian Security Advisory DSA-2859-1                   security AT debian.org
http://www.debian.org/security/                        Moritz Muehlenhoff
February 10, 2014                      http://www.debian.org/security/faq
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Package        : pidgin
Vulnerability  : several
CVE ID         : CVE-2013-6477 CVE-2013-6478 CVE-2013-6479 CVE-2013-6481 
                 CVE-2013-6482 CVE-2013-6483 CVE-2013-6484 CVE-2013-6485 
                 CVE-2013-6487 CVE-2013-6489 CVE-2013-6490 CVE-2014-0020

Multiple vulnerabilities have been discovered in Pidgin, a multi-protocol
instant messaging client:

CVE-2013-6477

    Jaime Breva Ribes discovered that a remote XMPP user can trigger a 
    crash by sending a message with a timestamp in the distant future.

CVE-2013-6478

    Pidgin could be crashed through overly wide tooltip windows.

CVE-2013-6479

    Jacob Appelbaum discovered that a malicious server or a "man in the 
    middle" could send a malformed HTTP header resulting in denial of
    service.

CVE-2013-6481

    Daniel Atallah discovered that Pidgin could be crashed through 
    malformed Yahoo! P2P messages.

CVE-2013-6482

    Fabian Yamaguchi and Christian Wressnegger discovered that Pidgin
    could be crashed through malformed MSN messages.

CVE-2013-6483

    Fabian Yamaguchi and Christian Wressnegger discovered that Pidgin
    could be crashed through malformed XMPP messages.

CVE-2013-6484

    It was discovered that incorrect error handling when reading the 
    response from a STUN server could result in a crash.

CVE-2013-6485

    Matt Jones discovered a buffer overflow in the parsing of malformed
    HTTP responses.

CVE-2013-6487

    Yves Younan and Ryan Pentney discovered a buffer overflow when parsing
    Gadu-Gadu messages.

CVE-2013-6489

    Yves Younan and Pawel Janic discovered an integer overflow when parsing
    MXit emoticons.

CVE-2013-6490

    Yves Younan discovered a buffer overflow when parsing SIMPLE headers.

CVE-2014-0020

    Daniel Atallah discovered that Pidgin could be crashed via malformed
    IRC arguments.

For the oldstable distribution (squeeze), no direct backport is provided.
A fixed packages will be provided through backports.debian.org shortly

For the stable distribution (wheezy), these problems have been fixed in
version 2.10.9-1~deb7u1.

For the unstable distribution (sid), these problems have been fixed in
version 2.10.9-1.

We recommend that you upgrade your pidgin packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: http://www.debian.org/security/

Mailing list: debian-security-announce AT lists.debian.org
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