SUSE-SU-2018:4155-1

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SUSE-SU-2018:4155-1

Summary: Security update for ovmf

Details: This update for ovmf fixes the following issues: Security issues fixed: - CVE-2018-3613: Fixed AuthVariable Timestamp zeroing issue on APPEND_WRITE (bsc#1115916). - CVE-2017-5731: Fixed privilege escalation via processing of malformed files in TianoCompress.c (bsc#1115917). - CVE-2017-5732: Fixed privilege escalation via processing of malformed files in BaseUefiDecompressLib.c (bsc#1115917). - CVE-2017-5733: Fixed privilege escalation via heap-based buffer overflow in MakeTable() function (bsc#1115917). - CVE-2017-5734: Fixed privilege escalation via stack-based buffer overflow in MakeTable() function (bsc#1115917). - CVE-2017-5735: Fixed privilege escalation via heap-based buffer overflow in Decode() function (bsc#1115917). Non security issues fixed: - Fixed an issue with the default owner of PK/KEK/db/dbx and make the auto-enrollment only happen at the very first time. (bsc#1117998)

References: https://www.suse.com/support/update/announcement/2018/suse-su-20184155-1/, https://bugzilla.suse.com/1115916, https://bugzilla.suse.com/1115917, https://bugzilla.suse.com/1117998, https://www.suse.com/security/cve/CVE-2017-5731, https://www.suse.com/security/cve/CVE-2017-5732, https://www.suse.com/security/cve/CVE-2017-5733, https://www.suse.com/security/cve/CVE-2017-5734, https://www.suse.com/security/cve/CVE-2017-5735, https://www.suse.com/security/cve/CVE-2018-3613