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Debian: DSA-3901-1: libgcrypt20 security update

Date 02 Jul 2017

Category Debian Linux Distribution - Security Advisories

136

Posted By LinuxSecurity Advisories

Daniel J. Bernstein, Joachim Breitner, Daniel Genkin, Leon Groot Bruinderink, Nadia Heninger, Tanja Lange, Christine van Vredendaal and Yuval Yarom discovered that Libgcrypt is prone to a local side-channel attack allowing full key recovery for RSA-1024.

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Debian Security Advisory DSA-3901-1 This email address is being protected from spambots. You need JavaScript enabled to view it.
https://www.debian.org/security/ Salvatore Bonaccorso
July 02, 2017 https://www.debian.org/security/faq
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Package : libgcrypt20
CVE ID : CVE-2017-7526

Daniel J. Bernstein, Joachim Breitner, Daniel Genkin, Leon Groot
Bruinderink, Nadia Heninger, Tanja Lange, Christine van Vredendaal and
Yuval Yarom discovered that Libgcrypt is prone to a local side-channel
attack allowing full key recovery for RSA-1024.

See https://eprint.iacr.org/2017/627 for details.

For the oldstable distribution (jessie), this problem has been fixed
in version 1.6.3-2+deb8u4.

For the stable distribution (stretch), this problem has been fixed in
version 1.7.6-2+deb9u1.

For the testing distribution (buster), this problem has been fixed
in version 1.7.8-1.

For the unstable distribution (sid), this problem has been fixed in
version 1.7.8-1.

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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