SUSE: 2020:2106-1 Important: Linux Kernel Security Updates and Fixes
suse
August 3, 2020
An update that solves 14 vulnerabilities and has 15 fixes is now available
Summary
The SUSE Linux Enterprise 15 GA LTSS kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2020-0305: In cdev_get of char_dev.c, there is a possible use-after-free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation (bnc#1174462). - CVE-2019-20908: An issue was discovered in drivers/firmware/efi/efi.c where incorrect access permissions for the efivar_ssdt ACPI variable could be used by attackers to bypass lockdown or secure boot restrictions, aka CID-1957a85b0032 (bnc#1173567). - CVE-2020-15780: An issue was discovered in drivers/acpi/acpi_configfs.c where injection of malicious ACPI tables via configfs could be used by
Topics Covered
References
#1051510 #1065729 #1071995 #1104967 #1152107
#1158755 #1162002 #1170011 #1171078 #1171673
#1171732 #1171868 #1172257 #1172775 #1172781
#1172782 #1172783 #1172999 #1173265 #1173280
#1173514 #1173567 #1173573 #1173659 #1173999
#1174000 #1174115 #1174462 #1174543
Cross- CVE-2019-16746 CVE-2019-20908 CVE-2020-0305
CVE-2020-10766 CVE-2020-10767 CVE-2020-10768
CVE-2020-10769 CVE-2020-10773 CVE-2020-12771
CVE-2020-12888 CVE-2020-13974 CVE-2020-14416
CVE-2020-15393 CVE-2020-15780
Affected Products:
SUSE Linux Enterprise Server for SAP 15
SUSE Linux Enterprise Server 15-LTSS
SUSE Linux Enterprise Module for Live Patching 15
SUSE Linux Enterprise High Performance Computing 15-LTSS
SUSE Linux Enterprise High Performan...
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Severity
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Announcement ID: SUSE-SU-2020:2106-1
Rating: important
Topics Covered
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