Re: [SECURITY] [DSA 2566-1] exim4 security update
This is pretty serious and could easily cause some server hacks.
Can we upgrade mail servers for just this issue more or less
immediately? Please let me know what the status of the mailscanner
server is.
Rory
On 26/10/12, Nico Golde (nion@debian.org) wrote:
> -------------------------------------------------------------------------
> Debian Security Advisory DSA-2566-1 security@debian.org
> http://www.debian.org/security/ Nico Golde
> October 25, 2012 http://www.debian.org/security/faq
> -------------------------------------------------------------------------
>
> Package : exim4
> Vulnerability : heap-based buffer overflow
> Problem type : remote
> Debian-specific: no
> CVE ID : CVE-2012-5671
>
> It was discovered that Exim, a mail transport agent, is not properly
> handling the decoding of DNS records for DKIM. Specifically, crafted
> records can yield to a heap-based buffer overflow. An attacker can
> exploit this flaw to execute arbitrary code.
>
> For the stable distribution (squeeze), this problem has been fixed in
> version 4.72-6+squeeze3.
>
> For the testing distribution (wheezy), this problem has been fixed in
> version 4.80-5.1.
>
> For the unstable distribution (sid), this problem has been fixed in
> version 4.80-5.1.
>
>
> We recommend that you upgrade your exim4 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@lists.debian.org
>
>
>
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> Archive: http://lists.debian.org/20121026101520.GA31943@ngolde.de
>
--
Rory Campbell-Lange
rory@campbell-lange.net
Campbell-Lange Workshop
www.campbell-lange.net
0207 6311 555
3 Tottenham Street London W1T 2AF
Registered in England No. 04551928
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