drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in grub2
Name: |
Mehrere Probleme in grub2 |
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ID: |
SUSE-SU-2021:0682-1 |
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Distribution: |
SUSE |
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Plattformen: |
SUSE OpenStack Cloud Crowbar 8, SUSE HPE Helion Openstack 8, SUSE OpenStack Cloud 8, SUSE Linux Enterprise Server for SAP 12-SP3, SUSE Linux Enterprise Server 12-SP3-LTSS, SUSE Linux Enterprise Server 12-SP3-BCL |
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Datum: |
Mi, 3. März 2021, 07:42 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20233
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25632
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14372
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27779
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20225
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27749
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25647 |
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Applikationen: |
GRUB |
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Originalnachricht |
SUSE Security Update: Security update for grub2 ______________________________________________________________________________
Announcement ID: SUSE-SU-2021:0682-1 Rating: important References: #1175970 #1176711 #1177883 #1179264 #1179265 #1182057 #1182262 #1182263 Cross-References: CVE-2020-14372 CVE-2020-25632 CVE-2020-25647 CVE-2020-27749 CVE-2020-27779 CVE-2021-20225 CVE-2021-20233 CVSS scores: CVE-2020-14372 (SUSE): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H CVE-2020-25632 (SUSE): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H CVE-2020-25647 (SUSE): 7.6 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H CVE-2020-27749 (SUSE): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H CVE-2020-27779 (SUSE): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H CVE-2021-20225 (SUSE): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H CVE-2021-20233 (SUSE): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Affected Products: SUSE OpenStack Cloud Crowbar 8 SUSE OpenStack Cloud 8 SUSE Linux Enterprise Server for SAP 12-SP3 SUSE Linux Enterprise Server 12-SP3-LTSS SUSE Linux Enterprise Server 12-SP3-BCL HPE Helion Openstack 8 ______________________________________________________________________________
An update that solves 7 vulnerabilities and has one errata is now available.
Description:
This update for grub2 fixes the following issues:
grub2 now implements the new "SBAT" method for SHIM based secure boot revocation. (bsc#1182057)
Following security issues are fixed that can violate secure boot constraints:
- CVE-2020-25632: Fixed a use-after-free in rmmod command (bsc#1176711) - CVE-2020-25647: Fixed an out-of-bound write in grub_usb_device_initialize() (bsc#1177883) - CVE-2020-27749: Fixed a stack buffer overflow in grub_parser_split_cmdline (bsc#1179264) - CVE-2020-27779, CVE-2020-14372: Disallow cutmem and acpi commands in secure boot mode (bsc#1179265 bsc#1175970) - CVE-2021-20225: Fixed a heap out-of-bounds write in short form option parser (bsc#1182262) - CVE-2021-20233: Fixed a heap out-of-bound write due to mis-calculation of space required for quoting (bsc#1182263)
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-8-2021-682=1
- SUSE OpenStack Cloud 8:
zypper in -t patch SUSE-OpenStack-Cloud-8-2021-682=1
- SUSE Linux Enterprise Server for SAP 12-SP3:
zypper in -t patch SUSE-SLE-SAP-12-SP3-2021-682=1
- SUSE Linux Enterprise Server 12-SP3-LTSS:
zypper in -t patch SUSE-SLE-SERVER-12-SP3-2021-682=1
- SUSE Linux Enterprise Server 12-SP3-BCL:
zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2021-682=1
- HPE Helion Openstack 8:
zypper in -t patch HPE-Helion-OpenStack-8-2021-682=1
Package List:
- SUSE OpenStack Cloud Crowbar 8 (x86_64):
grub2-2.02-4.69.1 grub2-debuginfo-2.02-4.69.1 grub2-debugsource-2.02-4.69.1 grub2-i386-pc-2.02-4.69.1 grub2-x86_64-efi-2.02-4.69.1 grub2-x86_64-xen-2.02-4.69.1
- SUSE OpenStack Cloud Crowbar 8 (noarch):
grub2-snapper-plugin-2.02-4.69.1 grub2-systemd-sleep-plugin-2.02-4.69.1
- SUSE OpenStack Cloud 8 (x86_64):
grub2-2.02-4.69.1 grub2-debuginfo-2.02-4.69.1 grub2-debugsource-2.02-4.69.1 grub2-i386-pc-2.02-4.69.1 grub2-x86_64-efi-2.02-4.69.1 grub2-x86_64-xen-2.02-4.69.1
- SUSE OpenStack Cloud 8 (noarch):
grub2-snapper-plugin-2.02-4.69.1 grub2-systemd-sleep-plugin-2.02-4.69.1
- SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le x86_64):
grub2-2.02-4.69.1 grub2-debuginfo-2.02-4.69.1
- SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le):
grub2-powerpc-ieee1275-2.02-4.69.1
- SUSE Linux Enterprise Server for SAP 12-SP3 (noarch):
grub2-snapper-plugin-2.02-4.69.1 grub2-systemd-sleep-plugin-2.02-4.69.1
- SUSE Linux Enterprise Server for SAP 12-SP3 (x86_64):
grub2-debugsource-2.02-4.69.1 grub2-i386-pc-2.02-4.69.1 grub2-x86_64-efi-2.02-4.69.1 grub2-x86_64-xen-2.02-4.69.1
- SUSE Linux Enterprise Server 12-SP3-LTSS (aarch64 ppc64le s390x x86_64):
grub2-2.02-4.69.1 grub2-debuginfo-2.02-4.69.1
- SUSE Linux Enterprise Server 12-SP3-LTSS (aarch64 s390x x86_64):
grub2-debugsource-2.02-4.69.1
- SUSE Linux Enterprise Server 12-SP3-LTSS (ppc64le):
grub2-powerpc-ieee1275-2.02-4.69.1
- SUSE Linux Enterprise Server 12-SP3-LTSS (aarch64):
grub2-arm64-efi-2.02-4.69.1
- SUSE Linux Enterprise Server 12-SP3-LTSS (x86_64):
grub2-i386-pc-2.02-4.69.1 grub2-x86_64-efi-2.02-4.69.1 grub2-x86_64-xen-2.02-4.69.1
- SUSE Linux Enterprise Server 12-SP3-LTSS (noarch):
grub2-snapper-plugin-2.02-4.69.1 grub2-systemd-sleep-plugin-2.02-4.69.1
- SUSE Linux Enterprise Server 12-SP3-LTSS (s390x):
grub2-s390x-emu-2.02-4.69.1
- SUSE Linux Enterprise Server 12-SP3-BCL (noarch):
grub2-snapper-plugin-2.02-4.69.1 grub2-systemd-sleep-plugin-2.02-4.69.1
- SUSE Linux Enterprise Server 12-SP3-BCL (x86_64):
grub2-2.02-4.69.1 grub2-debuginfo-2.02-4.69.1 grub2-debugsource-2.02-4.69.1 grub2-i386-pc-2.02-4.69.1 grub2-x86_64-efi-2.02-4.69.1 grub2-x86_64-xen-2.02-4.69.1
- HPE Helion Openstack 8 (x86_64):
grub2-2.02-4.69.1 grub2-debuginfo-2.02-4.69.1 grub2-debugsource-2.02-4.69.1 grub2-i386-pc-2.02-4.69.1 grub2-x86_64-efi-2.02-4.69.1 grub2-x86_64-xen-2.02-4.69.1
- HPE Helion Openstack 8 (noarch):
grub2-snapper-plugin-2.02-4.69.1 grub2-systemd-sleep-plugin-2.02-4.69.1
References:
https://www.suse.com/security/cve/CVE-2020-14372.html https://www.suse.com/security/cve/CVE-2020-25632.html https://www.suse.com/security/cve/CVE-2020-25647.html https://www.suse.com/security/cve/CVE-2020-27749.html https://www.suse.com/security/cve/CVE-2020-27779.html https://www.suse.com/security/cve/CVE-2021-20225.html https://www.suse.com/security/cve/CVE-2021-20233.html https://bugzilla.suse.com/1175970 https://bugzilla.suse.com/1176711 https://bugzilla.suse.com/1177883 https://bugzilla.suse.com/1179264 https://bugzilla.suse.com/1179265 https://bugzilla.suse.com/1182057 https://bugzilla.suse.com/1182262 https://bugzilla.suse.com/1182263
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