Nacionalni CERT

Sigurnosni nedostatak programskog paketa libgcrypt

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Fedora Update Notification
FEDORA-2017-3b70d0b976
2017-07-14 11:43:27.890474
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Name : libgcrypt
Product : Fedora 24
Version : 1.7.8
Release : 1.fc24
URL : http://www.gnupg.org/
Summary : A general-purpose cryptography library
Description :
Libgcrypt is a general purpose crypto library based on the code used
in GNU Privacy Guard. This is a development version.

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Update Information:

New upstream release fixing moderate security issue CVE-2017-7526.
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References:

[ 1 ] Bug #1466265 - CVE-2017-7526 libgcrypt: Use of left-to-right sliding window method allows full RSA key recovery
https://bugzilla.redhat.com/show_bug.cgi?id=1466265
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade libgcrypt' at the command line.
For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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Otkriven je sigurnosni nedostatak u programskom paketu libgcrypt za operacijski sustav Fedora. Otkriveni nedostatak potencijalnim napadačima omogućuje izvođenje "side-channel" napada što može rezultirati rušenjem RSA-1024 sustava za šifriranje podataka. Savjetuje se ažuriranje izdanim zakrpama.