ESB-2018.1780 - [Debian] libgcrypt20: Access privileged data - Existing account 2018-06-18

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.1780
                        libgcrypt20 security update
                               18 June 2018

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

Product:           libgcrypt20
Publisher:         Debian
Operating System:  Debian GNU/Linux 9
Impact/Access:     Access Privileged Data -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-0495  

Reference:         ESB-2018.1766

Original Bulletin: 
   http://www.debian.org/security/2018/dsa-4231

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Debian Security Advisory DSA-4231-1                   security@debian.org
https://www.debian.org/security/                     Salvatore Bonaccorso
June 17, 2018                         https://www.debian.org/security/faq
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Package        : libgcrypt20
CVE ID         : CVE-2018-0495

It was discovered that Libgcrypt is prone to a local side-channel attack
allowing recovery of ECDSA private keys.

For the stable distribution (stretch), this problem has been fixed in
version 1.7.6-2+deb9u3.

We recommend that you upgrade your libgcrypt20 packages.

For the detailed security status of libgcrypt20 please refer to its
security tracker page at:
https://security-tracker.debian.org/tracker/libgcrypt20

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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