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SUSE: 2018:2089-1 Moderate: libgcrypt Side-Channel Attack Fix

suse
Calendar Grey July 27, 2018
Scroller Suse
SUSE's latest update for libgcrypt addresses a moderate vulnerability that can lead to unauthorized data access, urging admins to apply it for enhanced security
An update that solves one vulnerability and has two fixes is now available

Summary

This update for libgcrypt fixes the following issues: The following security vulnerability was addressed: - CVE-2018-0495: Mitigate a novel side-channel attack by enabling blinding for ECDSA signatures (bsc#1097410). The following other issues were fixed: - Extended the fipsdrv dsa-sign and dsa-verify commands with the --algo parameter for the FIPS testing of DSA SigVer and SigGen (bsc#1064455). - Ensure libgcrypt20-hmac and libgcrypt20 are installed in the correct order. (bsc#1090766) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Software Development Kit 12-SP3: zypper in -t patch SUSE-SLE-SDK-12-SP3-2018-1413=1

Topics%20covered

Topics Covered

security advisory moderate security issue update SUSE side-channel libgcrypt

References

#1064455 #1090766 #1097410

Cross- CVE-2018-0495

Affected Products:

SUSE Linux Enterprise Software Development Kit 12-SP3

SUSE Linux Enterprise Server 12-SP3

SUSE Linux Enterprise Desktop 12-SP3

SUSE CaaS Platform ALL

OpenStack Cloud Magnum Orchestration 7

https://www.suse.com/security/cve/CVE-2018-0495.html

https://bugzilla.suse.com/1064455

https://bugzilla.suse.com/1090766

https://bugzilla.suse.com/1097410

Announcement ID: SUSE-SU-2018:2089-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate security issue update SUSE side-channel libgcrypt

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