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SUSE: 2018:3910-1 Moderate: OpenSSH User Existence Issue Fix

suse
Calendar Grey November 26, 2018
Dist Suse Esm H88
SUSE Security Patch for OpenSSH addresses a notable user existence vulnerability and additional concerns along with guidance for installation.
An update that solves one vulnerability and has two fixes is now available

Summary

This update for openssh fixes the following issues: Following security issues have been fixed: - CVE-2018-15473: OpenSSH was prone to a user existance oracle vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c. (bsc#1105010) The following non-security issues were fixed: - Stop leaking File descriptors (bsc#964336) - sftp-client.c returns wrong error code upon failure [bsc#1091396] 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 OpenStack Cloud 7:

Topics%20covered

Topics Covered

security advisory moderate update software fix openssh SUSE authenticating user issue

References

#1091396 #1105010 #964336

Cross- CVE-2018-15473

Affected Products:

SUSE OpenStack Cloud 7

SUSE Linux Enterprise Server for SAP 12-SP2

SUSE Linux Enterprise Server 12-SP4

SUSE Linux Enterprise Server 12-SP3

SUSE Linux Enterprise Server 12-SP2-LTSS

SUSE Linux Enterprise Server 12-SP2-BCL

SUSE Linux Enterprise Desktop 12-SP4

SUSE Linux Enterprise Desktop 12-SP3

SUSE Enterprise Storage 4

SUSE CaaS Platform ALL

SUSE CaaS Platform 3.0

OpenStack Cloud Magnum Orchestration 7

https://www.suse.com/security/cve/CVE-2018-15473.html

https://bugzilla.suse.com/1091396

https://bugzilla.suse.com/1105010

https://bugzilla.suse.com/964336

Announcement ID: SUSE-SU-2018:3910-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate update software fix openssh SUSE authenticating user issue

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