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Sicherheit: Mehrere Probleme in grub2
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in grub2
ID: SUSE-SU-2022:2064-1
Distribution: SUSE
Plattformen: SUSE Linux Enterprise Module for Basesystem 15-SP3, SUSE Linux Enterprise Module for Server Applications 15-SP3, SUSE Linux Enterprise Module for SUSE Manager Proxy 4.2, SUSE Manager Server 4.2, SUSE Linux Enterprise High Performance Computing 15-SP3, SUSE Manager Proxy 4.2, SUSE Linux Enterprise Server 15-SP3, SUSE Linux Enterprise Server for SAP Applications 15-SP3, SUSE Linux Enterprise Desktop 15-SP3, openSUSE Leap 15.3, SUSE Linux Enterprise Micro 5.2
Datum: Mo, 13. Juni 2022, 23:37
Referenzen: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3695
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28734
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28736
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28735
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28733
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3696
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3697
Applikationen: GRUB

Originalnachricht


SUSE Security Update: Security update for grub2
______________________________________________________________________________

Announcement ID: SUSE-SU-2022:2064-1
Rating: important
References: #1191184 #1191185 #1191186 #1193282 #1197948
#1198460 #1198493 #1198495 #1198496 #1198581

Cross-References: CVE-2021-3695 CVE-2021-3696 CVE-2021-3697
CVE-2022-28733 CVE-2022-28734 CVE-2022-28735
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-2022-28735 (SUSE): 8.4
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/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:
SUSE Linux Enterprise Desktop 15-SP3
SUSE Linux Enterprise High Performance Computing 15-SP3
SUSE Linux Enterprise Micro 5.2
SUSE Linux Enterprise Module for Basesystem 15-SP3
SUSE Linux Enterprise Module for SUSE Manager Proxy 4.2
SUSE Linux Enterprise Module for Server Applications 15-SP3
SUSE Linux Enterprise Server 15-SP3
SUSE Linux Enterprise Server for SAP Applications 15-SP3
SUSE Manager Proxy 4.2
SUSE Manager Server 4.2
openSUSE Leap 15.3
______________________________________________________________________________

An update that solves 7 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-2022-28735: Fixed some verifier framework changes (bsc#1198495)
- 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:

- openSUSE Leap 15.3:

zypper in -t patch openSUSE-SLE-15.3-2022-2064=1

- SUSE Linux Enterprise Module for Server Applications 15-SP3:

zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP3-2022-2064=1

- SUSE Linux Enterprise Module for SUSE Manager Proxy 4.2:

zypper in -t patch SUSE-SLE-Module-SUSE-Manager-Proxy-4.2-2022-2064=1

- SUSE Linux Enterprise Module for Basesystem 15-SP3:

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2022-2064=1

- SUSE Linux Enterprise Micro 5.2:

zypper in -t patch SUSE-SUSE-MicroOS-5.2-2022-2064=1



Package List:

- openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):

grub2-2.04-150300.22.20.2
grub2-branding-upstream-2.04-150300.22.20.2
grub2-debuginfo-2.04-150300.22.20.2

- openSUSE Leap 15.3 (aarch64 s390x x86_64):

grub2-debugsource-2.04-150300.22.20.2

- openSUSE Leap 15.3 (noarch):

grub2-arm64-efi-2.04-150300.22.20.2
grub2-arm64-efi-debug-2.04-150300.22.20.2
grub2-i386-pc-2.04-150300.22.20.2
grub2-i386-pc-debug-2.04-150300.22.20.2
grub2-powerpc-ieee1275-2.04-150300.22.20.2
grub2-powerpc-ieee1275-debug-2.04-150300.22.20.2
grub2-snapper-plugin-2.04-150300.22.20.2
grub2-systemd-sleep-plugin-2.04-150300.22.20.2
grub2-x86_64-efi-2.04-150300.22.20.2
grub2-x86_64-efi-debug-2.04-150300.22.20.2
grub2-x86_64-xen-2.04-150300.22.20.2

- openSUSE Leap 15.3 (s390x):

grub2-s390x-emu-2.04-150300.22.20.2
grub2-s390x-emu-debug-2.04-150300.22.20.2

- SUSE Linux Enterprise Module for Server Applications 15-SP3 (noarch):

grub2-x86_64-xen-2.04-150300.22.20.2

- SUSE Linux Enterprise Module for SUSE Manager Proxy 4.2 (noarch):

grub2-arm64-efi-2.04-150300.22.20.2

- SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64 ppc64le s390x
x86_64):

grub2-2.04-150300.22.20.2
grub2-debuginfo-2.04-150300.22.20.2

- SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64 s390x x86_64):

grub2-debugsource-2.04-150300.22.20.2

- SUSE Linux Enterprise Module for Basesystem 15-SP3 (noarch):

grub2-arm64-efi-2.04-150300.22.20.2
grub2-i386-pc-2.04-150300.22.20.2
grub2-powerpc-ieee1275-2.04-150300.22.20.2
grub2-snapper-plugin-2.04-150300.22.20.2
grub2-systemd-sleep-plugin-2.04-150300.22.20.2
grub2-x86_64-efi-2.04-150300.22.20.2

- SUSE Linux Enterprise Module for Basesystem 15-SP3 (s390x):

grub2-s390x-emu-2.04-150300.22.20.2

- SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64):

grub2-2.04-150300.22.20.2
grub2-debuginfo-2.04-150300.22.20.2
grub2-debugsource-2.04-150300.22.20.2

- SUSE Linux Enterprise Micro 5.2 (noarch):

grub2-arm64-efi-2.04-150300.22.20.2
grub2-i386-pc-2.04-150300.22.20.2
grub2-snapper-plugin-2.04-150300.22.20.2
grub2-x86_64-efi-2.04-150300.22.20.2
grub2-x86_64-xen-2.04-150300.22.20.2

- SUSE Linux Enterprise Micro 5.2 (s390x):

grub2-s390x-emu-2.04-150300.22.20.2


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-2022-28735.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/1198495
https://bugzilla.suse.com/1198496
https://bugzilla.suse.com/1198581
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