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SUSE: 2020:0495-1 Moderate: ovmf Memory Leak and Signature Issues

suse
Calendar Grey February 26, 2020
Dist Suse Esm H88
Crucial safety enhancement for ovmf resolving several concerns of medium severity. Verify that your system is updated.
An update that solves four vulnerabilities and has one errata is now available

Summary

This update for ovmf fixes the following issues: Security issues fixed: - CVE-2018-0739: Update openssl to 1.0.2o to limit ASN.1 constructed types recursive definition depth (bsc#1094291). - CVE-2019-14563: Fixed a memory corruption caused by insufficient numeric truncation (bsc#1163959). - CVE-2019-14559: Fixed a remotely exploitable memory leak in the ARP handling code (bsc#1163927). - CVE-2019-14575: Fixed an insufficient signature check in the DxeImageVerificationHandler (bsc#1163969). Bug fixes: - Only use SLES-UEFI-CA-Certificate-2048.crt for the SUSE flavor to provide the better compatibility. (bsc#1077330) 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 moderate memory leak SUSE signature check ovmf

References

#1077330 #1094291 #1163927 #1163959 #1163969

Cross- CVE-2018-0739 CVE-2019-14559 CVE-2019-14563

CVE-2019-14575

Affected Products:

SUSE OpenStack Cloud 7

SUSE Linux Enterprise Server for SAP 12-SP2

SUSE Linux Enterprise Server 12-SP2-LTSS

SUSE Linux Enterprise Server 12-SP2-BCL

https://www.suse.com/security/cve/CVE-2018-0739.html

https://www.suse.com/security/cve/CVE-2019-14559.html

https://www.suse.com/security/cve/CVE-2019-14563.html

https://www.suse.com/security/cve/CVE-2019-14575.html

https://bugzilla.suse.com/1077330

https://bugzilla.suse.com/1094291

https://bugzilla.suse.com/1163927

https://bugzilla.suse.com/1163959

https://bugzilla.suse.com/1163969

Announcement ID: SUSE-SU-2020:0495-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate memory leak SUSE signature check ovmf

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