SUSE: 2020:2074-1 important: grub2
Summary
This update for grub2 fixes the following issues: - Fix for CVE-2020-10713 (bsc#1168994) - Fix for CVE-2020-14308 CVE-2020-14309, CVE-2020-14310, CVE-2020-14311 (bsc#1173812) - Fix for CVE-2020-15706 (bsc#1174463) - Fix for CVE-2020-15707 (bsc#1174570) - Use overflow checking primitives where the arithmetic expression for buffer - Use grub_calloc for overflow check and return NULL when it would occur Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Module for Server Applications 15-SP2: zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP2-2020-2074=1 - SUSE Linux Enterprise Module for Basesystem 15-SP2: zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2020-2074=1 Package List: - SUSE Linux Enterprise Module for Server Applications 15-SP2 (noarch): grub2-x86_64-xen-2.04-9.7.1 - SUSE Linux Enterprise Module for Basesystem 15-SP2 (aarch64 ppc64le s390x x86_64): grub2-2.04-9.7.1 grub2-debuginfo-2.04-9.7.1 - SUSE Linux Enterprise Module for Basesystem 15-SP2 (aarch64 s390x x86_64): grub2-debugsource-2.04-9.7.1 - SUSE Linux Enterprise Module for Basesystem 15-SP2 (noarch): grub2-arm64-efi-2.04-9.7.1 grub2-i386-pc-2.04-9.7.1 grub2-powerpc-ieee1275-2.04-9.7.1 grub2-snapper-plugin-2.04-9.7.1 grub2-systemd-sleep-plugin-2.04-9.7.1 grub2-x86_64-efi-2.04-9.7.1 - SUSE Linux Enterprise Module for Basesystem 15-SP2 (s390x): grub2-s390x-emu-2.04-9.7.1
References
#1168994 #1173812 #1174463 #1174570
Cross- CVE-2020-10713 CVE-2020-14308 CVE-2020-14309
CVE-2020-14310 CVE-2020-14311 CVE-2020-15706
CVE-2020-15707
Affected Products:
SUSE Linux Enterprise Module for Server Applications 15-SP2
SUSE Linux Enterprise Module for Basesystem 15-SP2
https://www.suse.com/security/cve/CVE-2020-10713.html
https://www.suse.com/security/cve/CVE-2020-14308.html
https://www.suse.com/security/cve/CVE-2020-14309.html
https://www.suse.com/security/cve/CVE-2020-14310.html
https://www.suse.com/security/cve/CVE-2020-14311.html
https://www.suse.com/security/cve/CVE-2020-15706.html
https://www.suse.com/security/cve/CVE-2020-15707.html
https://bugzilla.suse.com/1168994
https://bugzilla.suse.com/1173812
https://bugzilla.suse.com/1174463
https://bugzilla.suse.com/1174570