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Debian: DSA-3474-1: libgcrypt20 security update

Date 12 Feb 2016

Category Debian Linux Distribution - Security Advisories

150

Posted By LinuxSecurity Advisories

Daniel Genkin, Lev Pachmanov, Itamar Pipman and Eran Tromer discovered that the ECDH secret decryption keys in applications using the libgcrypt20 library could be leaked via a side-channel attack.


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Debian Security Advisory DSA-3474-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
https://www.debian.org/security/                     Salvatore Bonaccorso
February 12, 2016                     https://www.debian.org/security/faq
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Package        : libgcrypt20
CVE ID         : CVE-2015-7511

Daniel Genkin, Lev Pachmanov, Itamar Pipman and Eran Tromer discovered
that the ECDH secret decryption keys in applications using the
libgcrypt20 library could be leaked via a side-channel attack.

See https://www.cs.tau.ac.IL/~tromer/ecdh/ for details.

For the stable distribution (jessie), this problem has been fixed in
version 1.6.3-2+deb8u1.

For the unstable distribution (sid), this problem has been fixed in
version 1.6.5-2.

We recommend that you upgrade your libgcrypt20 packages.

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/

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