SUSE-SU-2022:2037-1: important: Security update for grub2
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Fri Jun 10 13:15:16 UTC 2022
SUSE Security Update: Security update for grub2
______________________________________________________________________________
Announcement ID: SUSE-SU-2022:2037-1
Rating: important
References: #1191184 #1191185 #1191186 #1193282 #1197948
#1198460 #1198493 #1198496 #1198581
Cross-References: CVE-2021-3695 CVE-2021-3696 CVE-2021-3697
CVE-2022-28733 CVE-2022-28734 CVE-2022-28736
CVSS scores:
CVE-2021-3695 (SUSE): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVE-2021-3696 (SUSE): 5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L
CVE-2021-3697 (SUSE): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVE-2022-28733 (SUSE): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE-2022-28736 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:
HPE Helion Openstack 8
SUSE Linux Enterprise Server 12-SP3-BCL
SUSE Linux Enterprise Server 12-SP3-LTSS
SUSE Linux Enterprise Server for SAP 12-SP3
SUSE OpenStack Cloud 8
SUSE OpenStack Cloud Crowbar 8
______________________________________________________________________________
An update that solves 6 vulnerabilities and has three fixes
is now available.
Description:
This update for grub2 fixes the following issues:
Security fixes and hardenings for boothole 3 / boothole 2022 (bsc#1198581)
- CVE-2021-3695: Fixed that a crafted PNG grayscale image could lead to
out-of-bounds write in heap (bsc#1191184)
- CVE-2021-3696: Fixed that a crafted PNG image could lead to out-of-bound
write during huffman table handling (bsc#1191185)
- CVE-2021-3697: Fixed that a crafted JPEG image could lead to buffer
underflow write in the heap (bsc#1191186)
- CVE-2022-28733: Fixed fragmentation math in net/ip (bsc#1198460)
- CVE-2022-28734: Fixed an out-of-bound write for split http headers
(bsc#1198493)
- CVE-2022-28736: Fixed a use-after-free in chainloader command
(bsc#1198496)
- Update SBAT security contact (bsc#1193282)
- Bump grub's SBAT generation to 2
- Use boot disks in OpenFirmware, fixing regression caused when the root
LV is completely in the boot LUN (bsc#1197948)
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 OpenStack Cloud Crowbar 8:
zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2022-2037=1
- SUSE OpenStack Cloud 8:
zypper in -t patch SUSE-OpenStack-Cloud-8-2022-2037=1
- SUSE Linux Enterprise Server for SAP 12-SP3:
zypper in -t patch SUSE-SLE-SAP-12-SP3-2022-2037=1
- SUSE Linux Enterprise Server 12-SP3-LTSS:
zypper in -t patch SUSE-SLE-SERVER-12-SP3-2022-2037=1
- SUSE Linux Enterprise Server 12-SP3-BCL:
zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2022-2037=1
- HPE Helion Openstack 8:
zypper in -t patch HPE-Helion-OpenStack-8-2022-2037=1
Package List:
- SUSE OpenStack Cloud Crowbar 8 (noarch):
grub2-snapper-plugin-2.02-137.2
grub2-systemd-sleep-plugin-2.02-137.2
- SUSE OpenStack Cloud Crowbar 8 (x86_64):
grub2-2.02-137.2
grub2-debuginfo-2.02-137.2
grub2-debugsource-2.02-137.2
grub2-i386-pc-2.02-137.2
grub2-x86_64-efi-2.02-137.2
grub2-x86_64-xen-2.02-137.2
- SUSE OpenStack Cloud 8 (x86_64):
grub2-2.02-137.2
grub2-debuginfo-2.02-137.2
grub2-debugsource-2.02-137.2
grub2-i386-pc-2.02-137.2
grub2-x86_64-efi-2.02-137.2
grub2-x86_64-xen-2.02-137.2
- SUSE OpenStack Cloud 8 (noarch):
grub2-snapper-plugin-2.02-137.2
grub2-systemd-sleep-plugin-2.02-137.2
- SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le x86_64):
grub2-2.02-137.2
grub2-debuginfo-2.02-137.2
- SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le):
grub2-powerpc-ieee1275-2.02-137.2
- SUSE Linux Enterprise Server for SAP 12-SP3 (x86_64):
grub2-debugsource-2.02-137.2
grub2-i386-pc-2.02-137.2
grub2-x86_64-efi-2.02-137.2
grub2-x86_64-xen-2.02-137.2
- SUSE Linux Enterprise Server for SAP 12-SP3 (noarch):
grub2-snapper-plugin-2.02-137.2
grub2-systemd-sleep-plugin-2.02-137.2
- SUSE Linux Enterprise Server 12-SP3-LTSS (aarch64 ppc64le s390x x86_64):
grub2-2.02-137.2
grub2-debuginfo-2.02-137.2
- SUSE Linux Enterprise Server 12-SP3-LTSS (aarch64 s390x x86_64):
grub2-debugsource-2.02-137.2
- SUSE Linux Enterprise Server 12-SP3-LTSS (ppc64le):
grub2-powerpc-ieee1275-2.02-137.2
- SUSE Linux Enterprise Server 12-SP3-LTSS (aarch64):
grub2-arm64-efi-2.02-137.2
- SUSE Linux Enterprise Server 12-SP3-LTSS (noarch):
grub2-snapper-plugin-2.02-137.2
grub2-systemd-sleep-plugin-2.02-137.2
- SUSE Linux Enterprise Server 12-SP3-LTSS (x86_64):
grub2-i386-pc-2.02-137.2
grub2-x86_64-efi-2.02-137.2
grub2-x86_64-xen-2.02-137.2
- SUSE Linux Enterprise Server 12-SP3-LTSS (s390x):
grub2-s390x-emu-2.02-137.2
- SUSE Linux Enterprise Server 12-SP3-BCL (noarch):
grub2-snapper-plugin-2.02-137.2
grub2-systemd-sleep-plugin-2.02-137.2
- SUSE Linux Enterprise Server 12-SP3-BCL (x86_64):
grub2-2.02-137.2
grub2-debuginfo-2.02-137.2
grub2-debugsource-2.02-137.2
grub2-i386-pc-2.02-137.2
grub2-x86_64-efi-2.02-137.2
grub2-x86_64-xen-2.02-137.2
- HPE Helion Openstack 8 (noarch):
grub2-snapper-plugin-2.02-137.2
grub2-systemd-sleep-plugin-2.02-137.2
- HPE Helion Openstack 8 (x86_64):
grub2-2.02-137.2
grub2-debuginfo-2.02-137.2
grub2-debugsource-2.02-137.2
grub2-i386-pc-2.02-137.2
grub2-x86_64-efi-2.02-137.2
grub2-x86_64-xen-2.02-137.2
References:
https://www.suse.com/security/cve/CVE-2021-3695.html
https://www.suse.com/security/cve/CVE-2021-3696.html
https://www.suse.com/security/cve/CVE-2021-3697.html
https://www.suse.com/security/cve/CVE-2022-28733.html
https://www.suse.com/security/cve/CVE-2022-28734.html
https://www.suse.com/security/cve/CVE-2022-28736.html
https://bugzilla.suse.com/1191184
https://bugzilla.suse.com/1191185
https://bugzilla.suse.com/1191186
https://bugzilla.suse.com/1193282
https://bugzilla.suse.com/1197948
https://bugzilla.suse.com/1198460
https://bugzilla.suse.com/1198493
https://bugzilla.suse.com/1198496
https://bugzilla.suse.com/1198581
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