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SUSE Linux Enterprise: 2017:3338-1 Important Denial Of Service Fix

suse
Calendar Grey December 15, 2017
Dist Suse Esm H88
Ubuntu Security Announcement for the Linux Kernel tackles critical vulnerabilities in Live Patch 12 for Bionic Beaver 18.04.
An update that fixes one vulnerability is now available

Summary

This update for the Linux Kernel 3.12.74-60_64_63 fixes one issue. The following security issue was fixed: - CVE-2017-16939: The XFRM dump policy implementation in net/xfrm/xfrm_user.c allowed local users to gain privileges or cause a denial of service (use-after-free) via a crafted SO_RCVBUF setsockopt system call in conjunction with XFRM_MSG_GETPOLICY Netlink messages (bsc#1069708). Patch Instructions: To install this SUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Server for SAP 12-SP1: zypper in -t patch SUSE-SLE-SAP-12-SP1-2017-2091=1 - SUSE Linux Enterprise Server 12-SP1-LTSS: zypper in -t patch SUSE-SLE-SERVER-12-SP1-2017-2091=1 To bring your system up-to-date, use "zypper patch". Package List:

Topics%20covered

Topics Covered

security advisory denial of service kernel update important SUSE Linux Enterprise XFRM policy

References

#1069708

Cross- CVE-2017-16939

Affected Products:

SUSE Linux Enterprise Server for SAP 12-SP1

SUSE Linux Enterprise Server 12-SP1-LTSS

https://www.suse.com/security/cve/CVE-2017-16939.html

https://bugzilla.suse.com/1069708

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2017:3338-1
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service kernel update important SUSE Linux Enterprise XFRM policy

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