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SUSE: 2017:1939-1 Important: Stack Guard Issue in Kernel Live Patch

suse
Calendar Grey July 24, 2017
Dist Suse Esm H88
SUSE Security Bulletin reveals the release of Linux Kernel Live Patch 21 for SLE 12, fixing a critical bug related to stack protection.
An update that fixes one vulnerability is now available

Summary

This update for the Linux Kernel 3.12.61-52_72 fixes one issue. The following security bugs were fixed: - CVE-2017-1000364: An issue was discovered in the size of the stack guard page on Linux, specifically a 4k stack guard page is not sufficiently large and can be "jumped" over (the stack guard page is bypassed) (bsc#1039496). 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: zypper in -t patch SUSE-SLE-SAP-12-2017-1206=1 - SUSE Linux Enterprise Server 12-LTSS: zypper in -t patch SUSE-SLE-SERVER-12-2017-1206=1 To bring your system up-to-date, use "zypper patch". Package List: - SUSE Linux Enterprise Server for SAP 12 (x86_64): kgraft-patch-3_12_61-52_72-default-2-3.1

Topics%20covered

Topics Covered

security advisory important Linux kernel SUSE Linux Enterprise stack guard issue

References

#1039496

Cross- CVE-2017-1000364

Affected Products:

SUSE Linux Enterprise Server for SAP 12

SUSE Linux Enterprise Server 12-LTSS

https://www.suse.com/security/cve/CVE-2017-1000364.html

https://bugzilla.suse.com/1039496

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2017:1939-1
Rating: important

Topics%20covered

Topics Covered

security advisory important Linux kernel SUSE Linux Enterprise stack guard issue

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