SUSE-SU-2023:1702-1: important: Security update for shim
sle-updates at lists.suse.com
sle-updates at lists.suse.com
Thu Mar 30 16:30:22 UTC 2023
# Security update for shim
Announcement ID: SUSE-SU-2023:1702-1
Rating: important
References:
* #1185232
* #1185261
* #1185441
* #1185621
* #1187071
* #1187260
* #1193282
* #1198458
* #1201066
* #1202120
* #1205588
Cross-References:
* CVE-2022-28737
CVSS scores:
* CVE-2022-28737 ( SUSE ): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:
* Basesystem Module 15-SP4
* openSUSE Leap 15.4
* openSUSE Leap Micro 5.3
* SUSE Enterprise Storage 7.1
* SUSE Linux Enterprise Desktop 15 SP4
* SUSE Linux Enterprise High Performance Computing 15 SP3
* SUSE Linux Enterprise High Performance Computing 15 SP4
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP3
* SUSE Linux Enterprise Micro 5.1
* SUSE Linux Enterprise Micro 5.2
* SUSE Linux Enterprise Micro 5.3
* SUSE Linux Enterprise Micro 5.4
* SUSE Linux Enterprise Micro for Rancher 5.2
* SUSE Linux Enterprise Micro for Rancher 5.3
* SUSE Linux Enterprise Micro for Rancher 5.4
* SUSE Linux Enterprise Real Time 15 SP3
* SUSE Linux Enterprise Real Time 15 SP4
* SUSE Linux Enterprise Server 15 SP3
* SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3
* SUSE Linux Enterprise Server 15 SP4
* SUSE Linux Enterprise Server for SAP Applications 15 SP3
* SUSE Linux Enterprise Server for SAP Applications 15 SP4
* SUSE Manager Proxy 4.2
* SUSE Manager Proxy 4.3
* SUSE Manager Retail Branch Server 4.2
* SUSE Manager Retail Branch Server 4.3
* SUSE Manager Server 4.2
* SUSE Manager Server 4.3
An update that solves one vulnerability, contains two features and has 10 fixes
can now be installed.
## Description:
This update for shim fixes the following issues:
* Updated shim signature after shim 15.7 be signed back: signature-
sles.x86_64.asc, signature-sles.aarch64.asc (bsc#1198458)
* Add POST_PROCESS_PE_FLAGS=-N to the build command in shim.spec to disable
the NX compatibility flag when using post-process-pe because grub2 is not
ready. (bsc#1205588)
* Enable the NX compatibility flag by default. (jsc#PED-127)
Update to 15.7 (bsc#1198458) (jsc#PED-127):
* Make SBAT variable payload introspectable
* Reference MokListRT instead of MokList
* Add a link to the test plan in the readme.
* [V3] Enable TDX measurement to RTMR register
* Discard load-options that start with a NUL
* Fixed load_cert_file bugs
* Add -malign-double to IA32 compiler flags
* pe: Fix image section entry-point validation
* make-archive: Build reproducible tarball
* mok: remove MokListTrusted from PCR 7
Other fixes:
* Support enhance shim measurement to TD RTMR. (jsc#PED-1273)
* shim-install: ensure grub.cfg created is not overwritten after installing
grub related files
* Add logic to shim.spec to only set sbat policy when efivarfs is writeable.
(bsc#1201066)
* Add logic to shim.spec for detecting --set-sbat-policy option before using
mokutil to set sbat policy. (bsc#1202120)
* Change the URL in SBAT section to mail:security at suse.de. (bsc#1193282)
Update to 15.6 (bsc#1198458):
* MokManager: removed Locate graphic output protocol fail error message
* shim: implement SBAT verification for the shim_lock protocol
* post-process-pe: Fix a missing return code check
* Update github actions matrix to be more useful
* post-process-pe: Fix format string warnings on 32-bit platforms
* Allow MokListTrusted to be enabled by default
* Re-add ARM AArch64 support
* Use ASCII as fallback if Unicode Box Drawing characters fail
* make: don't treat cert.S specially
* shim: use SHIM_DEVEL_VERBOSE when built in devel mode
* Break out of the inner sbat loop if we find the entry.
* Support loading additional certificates
* Add support for NX (W^X) mitigations.
* Fix preserve_sbat_uefi_variable() logic
* SBAT Policy latest should be a one-shot
* pe: Fix a buffer overflow when SizeOfRawData > VirtualSize
* pe: Perform image verification earlier when loading grub
* Update advertised sbat generation number for shim
* Update SBAT generation requirements for 05/24/22
* Also avoid CVE-2022-28737 in verify_image() by @vathpela
Update to 15.5 (bsc#1198458):
* Broken ia32 relocs and an unimportant submodule change.
* mok: allocate MOK config table as BootServicesData
* Don't call QueryVariableInfo() on EFI 1.10 machines (bsc#1187260)
* Relax the check for import_mok_state() (bsc#1185261)
* SBAT.md: trivial changes
* shim: another attempt to fix load options handling
* Add tests for our load options parsing.
* arm/aa64: fix the size of .rela* sections
* mok: fix potential buffer overrun in import_mok_state
* mok: relax the maximum variable size check
* Don't unhook ExitBootServices when EBS protection is disabled
* fallback: find_boot_option() needs to return the index for the boot entry in
optnum
* httpboot: Ignore case when checking HTTP headers
* Fallback allocation errors
* shim: avoid BOOTx64.EFI in message on other architectures
* str: remove duplicate parameter check
* fallback: add compile option FALLBACK_NONINTERACTIVE
* Test mok mirror
* Modify sbat.md to help with readability.
* csv: detect end of csv file correctly
* Specify that the .sbat section is ASCII not UTF-8
* tests: add "include-fixed" GCC directory to include directories
* pe: simplify generate_hash()
* Don't make shim abort when TPM log event fails (RHBZ #2002265)
* Fallback to default loader if parsed one does not exist
* fallback: Fix for BootOrder crash when index returned
* Better console checks
* docs: update SBAT UEFI variable name
* Don't parse load options if invoked from removable media path
* fallback: fix fallback not passing arguments of the first boot option
* shim: Don't stop forever at "Secure Boot not enabled" notification
* Allocate mokvar table in runtime memory.
* Remove post-process-pe on 'make clean'
* pe: missing perror argument
* CVE-2022-28737: Fixed a buffer overflow when SizeOfRawData > VirtualSize
(bsc#1198458)
* Add mokutil command to post script for setting sbat policy to latest mode
when the SbatPolicy-605dab50-e046-4300-abb6-3dd810dd8b23 is not created.
(bsc#1198458)
* Updated vendor dbx binary and script (bsc#1198458)
* Updated dbx-cert.tar.xz and vendor-dbx-sles.bin for adding SLES-UEFI-SIGN-
Certificate-2021-05.crt to vendor dbx list.
* Updated dbx-cert.tar.xz and vendor-dbx-opensuse.bin for adding openSUSE-
UEFI-SIGN-Certificate-2021-05.crt to vendor dbx list.
* Updated vendor-dbx.bin for adding SLES-UEFI-SIGN-Certificate-2021-05.crt and
openSUSE-UEFI-SIGN-Certificate-2021-05.crt for testing environment.
* Updated generate-vendor-dbx.sh script for generating a vendor-dbx.bin file
which includes all .der for testing environment.
* avoid buffer overflow when copying data to the MOK config table
(bsc#1185232)
* Disable exporting vendor-dbx to MokListXRT since writing a large RT variable
could crash some machines (bsc#1185261)
* ignore the odd LoadOptions length (bsc#1185232)
* shim-install: reset def_shim_efi to "shim.efi" if the given file doesn't
exist
* relax the maximum variable size check for u-boot (bsc#1185621)
* handle ignore_db and user_insecure_mode correctly (bsc#1185441, bsc#1187071)
* Split the keys in vendor-dbx.bin to vendor-dbx-sles and vendor-dbx-opensuse
for shim-sles and shim-opensuse to reduce the size of MokListXRT
(bsc#1185261)
* Also update generate-vendor-dbx.sh in dbx-cert.tar.xz
## Patch Instructions:
To install this SUSE Important 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 Micro 5.3
zypper in -t patch openSUSE-Leap-Micro-5.3-2023-1702=1
* openSUSE Leap 15.4
zypper in -t patch openSUSE-SLE-15.4-2023-1702=1
* SUSE Linux Enterprise Micro for Rancher 5.3
zypper in -t patch SUSE-SLE-Micro-5.3-2023-1702=1
* SUSE Linux Enterprise Micro 5.3
zypper in -t patch SUSE-SLE-Micro-5.3-2023-1702=1
* SUSE Linux Enterprise Micro for Rancher 5.4
zypper in -t patch SUSE-SLE-Micro-5.4-2023-1702=1
* SUSE Linux Enterprise Micro 5.4
zypper in -t patch SUSE-SLE-Micro-5.4-2023-1702=1
* Basesystem Module 15-SP4
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP4-2023-1702=1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3
zypper in -t patch SUSE-SLE-Product-HPC-15-SP3-ESPOS-2023-1702=1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP3
zypper in -t patch SUSE-SLE-Product-HPC-15-SP3-LTSS-2023-1702=1
* SUSE Linux Enterprise Real Time 15 SP3
zypper in -t patch SUSE-SLE-Product-RT-15-SP3-2023-1702=1
* SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3
zypper in -t patch SUSE-SLE-Product-SLES-15-SP3-LTSS-2023-1702=1
* SUSE Linux Enterprise Server for SAP Applications 15 SP3
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP3-2023-1702=1
* SUSE Manager Proxy 4.2
zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.2-2023-1702=1
* SUSE Manager Retail Branch Server 4.2
zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch-
Server-4.2-2023-1702=1
* SUSE Manager Server 4.2
zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.2-2023-1702=1
* SUSE Enterprise Storage 7.1
zypper in -t patch SUSE-Storage-7.1-2023-1702=1
* SUSE Linux Enterprise Micro 5.1
zypper in -t patch SUSE-SUSE-MicroOS-5.1-2023-1702=1
* SUSE Linux Enterprise Micro 5.2
zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-1702=1
* SUSE Linux Enterprise Micro for Rancher 5.2
zypper in -t patch SUSE-SUSE-MicroOS-5.2-2023-1702=1
## Package List:
* openSUSE Leap Micro 5.3 (aarch64 x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* openSUSE Leap 15.4 (aarch64 x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Linux Enterprise Micro for Rancher 5.3 (aarch64 x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Linux Enterprise Micro 5.3 (aarch64 x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Linux Enterprise Micro for Rancher 5.4 (aarch64 x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Linux Enterprise Micro 5.4 (aarch64 x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* Basesystem Module 15-SP4 (aarch64 x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3 (aarch64
x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 (aarch64
x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Linux Enterprise Real Time 15 SP3 (x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3 (aarch64 x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Linux Enterprise Server for SAP Applications 15 SP3 (x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Manager Proxy 4.2 (x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Manager Retail Branch Server 4.2 (x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Manager Server 4.2 (x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Enterprise Storage 7.1 (aarch64 x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Linux Enterprise Micro 5.1 (aarch64 x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Linux Enterprise Micro 5.2 (aarch64 x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
* SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 x86_64)
* shim-debugsource-15.7-150300.4.11.1
* shim-debuginfo-15.7-150300.4.11.1
* shim-15.7-150300.4.11.1
## References:
* https://www.suse.com/security/cve/CVE-2022-28737.html
* https://bugzilla.suse.com/show_bug.cgi?id=1185232
* https://bugzilla.suse.com/show_bug.cgi?id=1185261
* https://bugzilla.suse.com/show_bug.cgi?id=1185441
* https://bugzilla.suse.com/show_bug.cgi?id=1185621
* https://bugzilla.suse.com/show_bug.cgi?id=1187071
* https://bugzilla.suse.com/show_bug.cgi?id=1187260
* https://bugzilla.suse.com/show_bug.cgi?id=1193282
* https://bugzilla.suse.com/show_bug.cgi?id=1198458
* https://bugzilla.suse.com/show_bug.cgi?id=1201066
* https://bugzilla.suse.com/show_bug.cgi?id=1202120
* https://bugzilla.suse.com/show_bug.cgi?id=1205588
* https://jira.suse.com/browse/PED-127
* https://jira.suse.com/browse/PED-1273
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