Re: [SECURITY] [DSA 1870-1] New pidgin packages fix arbitrary code execution
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Hi,
* Nico Golde <nion@debian.org> [2009-08-20 00:37]:
> --------------------------------------------------------------------------
> Debian Security Advisory DSA-1870-1 security@debian.org
> http://www.debian.org/security/ Nico Golde
> August 19th, 2009 http://www.debian.org/security/faq
> --------------------------------------------------------------------------
>
> Package : pidgin
> Vulnerability : insufficient input validation
> Problem type : remote
> Debian-specific: no
> CVE ID : CVE-2009-2694
>
> Federico Muttis discovered that libpurple, the shared library that adds
> support for various instant messaging networks to the pidgin IM client, is
> vulnerable to a heap-based buffer overflow. This issue exists because of
> an incomplete fix for CVE-2008-2927 and CVE-2009-1376. An attacker can
> exploit this by sending two consecutive SLP packets to a victim via MSN.
[...]
Sorry, just got used to writing that, this is no buffer
overflow. Actually the attacker can write to almost any
arbitrary location.
Cheers
Nico
- --
Nico Golde - http://www.ngolde.de - nion@jabber.ccc.de - GPG: 0xA0A0AAAA
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