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SUSE: 2018:2452-2 Moderate: libgcrypt Side-Channel Attack

suse
Calendar Grey November 23, 2018
Dist Suse Esm H88
SUSE Security Patch for libgcrypt addresses a vulnerability and provides crucial updates for systems.
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-SP4: zypper in -t patch SUSE-SLE-SDK-12-SP4-2018-1697=1

Topics%20covered

Topics Covered

security advisory moderate software update side-channel attack libgcrypt

References

#1064455 #1090766 #1097410

Cross- CVE-2018-0495

Affected Products:

SUSE Linux Enterprise Software Development Kit 12-SP4

SUSE Linux Enterprise Software Development Kit 12-SP3

SUSE Linux Enterprise Server 12-SP4

SUSE Linux Enterprise Server 12-SP3

SUSE Linux Enterprise Desktop 12-SP4

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-2018:2452-2
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate software update side-channel attack libgcrypt

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