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SUSE: 2020:14448-1 Important: Xen Security Update and Fixes

suse
Calendar Grey August 11, 2020
Dist Suse Esm H88
SUSE reveals major security patch for xen to resolve various vulnerabilities and bolster system security.
An update that fixes 7 vulnerabilities is now available

Summary

This update for xen fixes the following issues: - bsc#1174543 - secure boot related fixes - bsc#1163019 - CVE-2020-8608: potential OOB access due to unsafe snprintf() usages - bsc#1169392 - CVE-2020-11742: Bad continuation handling in GNTTABOP_copy - bsc#1168140 - CVE-2020-11740, CVE-2020-11741: multiple xenoprof issues - bsc#1161181 - CVE-2020-7211: potential directory traversal using relative paths via tftp server on Windows host - bsc#1154456 - CVE-2019-18425: missing descriptor table limit checking in x86 PV emulation - bsc#1154458 - CVE-2019-18421: Issues with restartable PV type change operations Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".

Topics%20covered

Topics Covered

security advisory DoS important xen SUSE Linux Enterprise patch instructions OOB access

References

#1154456 #1154458 #1161181 #1163019 #1168140

#1169392 #1174543

Cross- CVE-2019-18421 CVE-2019-18425 CVE-2020-11740

CVE-2020-11741 CVE-2020-11742 CVE-2020-7211

CVE-2020-8608

Affected Products:

SUSE Linux Enterprise Point of Sale 11-SP3

SUSE Linux Enterprise Debuginfo 11-SP3

https://www.suse.com/security/cve/CVE-2019-18421.html

https://www.suse.com/security/cve/CVE-2019-18425.html

https://www.suse.com/security/cve/CVE-2020-11740.html

https://www.suse.com/security/cve/CVE-2020-11741.html

https://www.suse.com/security/cve/CVE-2020-11742.html

https://www.suse.com/security/cve/CVE-2020-7211.html

https://www.suse.com/security/cve/CVE-2020-8608.html

https://bugzilla.suse.com/1154456

https://bugzilla.suse.com/1154458

Severity
important
Lowest
Low
Medium
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Critical

Announcement ID: SUSE-SU-2020:14448-1
Rating: important

Topics%20covered

Topics Covered

security advisory DoS important xen SUSE Linux Enterprise patch instructions OOB access

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