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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.2964
            [SECURITY] [DLA 1528-1] strongswan security update
                              3 October 2018

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           strongswan
Publisher:         Debian
Operating System:  Debian GNU/Linux 8
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-17540  

Reference:         ESB-2018.2957

Original Bulletin: 
   https://lists.debian.org/debian-lts-announce/2018/10/msg00001.html

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Package        : strongswan
Version        : 5.2.1-6+deb8u8
CVE ID         : CVE-2018-17540

It was discovered that there was a denial-of-service vulnerability in
strongswan, a virtual private network (VPN) client and server.

Verification of an RSA signature with a very short public key caused an
integer underflow in a length check that resulted in a heap buffer
overflow.

For Debian 8 "Jessie", this issue has been fixed in strongswan version
5.2.1-6+deb8u8.

We recommend that you upgrade your strongswan packages.


Regards,

- - -- 
      ,''`.
     : :'  :     Chris Lamb
     `. `'`      lamby@debian.org / chris-lamb.co.uk
       `-

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