ESB-2017.3261 - [Linux][Debian] bouncycastle: Access privileged data - Remote/unauthenticated 2017-12-22

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.3261
                       bouncycastle security update
                             22 December 2017

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

Product:           bouncycastle
Publisher:         Debian
Operating System:  Debian GNU/Linux 9
                   Linux variants
Impact/Access:     Access Privileged Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-13098  

Original Bulletin: 
   http://www.debian.org/security/2017/dsa-4072

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than Debian. It is recommended that administrators 
         running bouncycastle check for an updated version of the software 
         for their operating system.

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Debian Security Advisory DSA-4072-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
December 21, 2017                     https://www.debian.org/security/faq
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Package        : bouncycastle
CVE ID         : CVE-2017-13098

Hanno Boeck, Juraj Somorovsky and Craig Young discovered that the
TLS implementation in Bouncy Castle is vulnerable to an adaptive chosen
ciphertext attack against RSA keys.

For the stable distribution (stretch), this problem has been fixed in
version 1.56-1+deb9u1.

We recommend that you upgrade your bouncycastle packages.

For the detailed security status of bouncycastle please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/bouncycastle

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

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