Mailinglist Archive: opensuse-updates (48 mails)

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openSUSE-SU-2014:1058-1: moderate: libgcrypt: Remediation for side-channel attack on Elgamal encryption subkeys
openSUSE Security Update: libgcrypt: Remediation for side-channel attack on
Elgamal encryption subkeys
______________________________________________________________________________

Announcement ID: openSUSE-SU-2014:1058-1
Rating: moderate
References: #891018
Affected Products:
openSUSE 13.1
openSUSE 12.3
______________________________________________________________________________

An update that contains security fixes can now be installed.

Description:

libgcrypt was updated to 1.5.4 to prevent a side-channel attack on Elgamal
encryption subkeys.

Besides that the following issues were resolved:

- Improved performance of RSA, DSA, and Elgamal by using a new
exponentiation algorithm.
- Fixed a subtle bug in mpi_set_bit which could set spurious bits.
- Fixed a bug in an internal division function.


Patch Instructions:

To install this openSUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product:

- openSUSE 13.1:

zypper in -t patch openSUSE-2014-512

- openSUSE 12.3:

zypper in -t patch openSUSE-2014-512

To bring your system up-to-date, use "zypper patch".


Package List:

- openSUSE 13.1 (i586 x86_64):

libgcrypt-debugsource-1.5.4-2.4.1
libgcrypt-devel-1.5.4-2.4.1
libgcrypt-devel-debuginfo-1.5.4-2.4.1
libgcrypt11-1.5.4-2.4.1
libgcrypt11-debuginfo-1.5.4-2.4.1

- openSUSE 13.1 (x86_64):

libgcrypt-devel-32bit-1.5.4-2.4.1
libgcrypt-devel-debuginfo-32bit-1.5.4-2.4.1
libgcrypt11-32bit-1.5.4-2.4.1
libgcrypt11-debuginfo-32bit-1.5.4-2.4.1

- openSUSE 12.3 (i586 x86_64):

libgcrypt-debugsource-1.5.4-12.8.1
libgcrypt-devel-1.5.4-12.8.1
libgcrypt-devel-debuginfo-1.5.4-12.8.1
libgcrypt11-1.5.4-12.8.1
libgcrypt11-debuginfo-1.5.4-12.8.1

- openSUSE 12.3 (x86_64):

libgcrypt-devel-32bit-1.5.4-12.8.1
libgcrypt-devel-debuginfo-32bit-1.5.4-12.8.1
libgcrypt11-32bit-1.5.4-12.8.1
libgcrypt11-debuginfo-32bit-1.5.4-12.8.1


References:

https://bugzilla.novell.com/891018


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