ELSA-2023-12019: Security update for 13 packages

ELSA-2023-12019, released January 12, 2023, fixes 2 CVEs across 13 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent

CVEs closed

1 rated Critical

Exploited

None reported

Highest CVSS

8.6

Base score, 0 to 10

Highest EPSS

0.0104

64th percentile

Priority of the 2 CVEs

Patch now 0
                                Urgent 1
                                High 1
                                Routine 0

Fixed package versions

Product	Release	Fixed in
grub2-common	ol 9	1:2.06-46.0.4.el9
grub2-efi-aa64	ol 9	1:2.06-46.0.4.el9
grub2-efi-aa64-cdboot	ol 9	1:2.06-46.0.4.el9
grub2-efi-aa64-modules	ol 9	1:2.06-46.0.4.el9
grub2-efi-x64	ol 9	1:2.06-46.0.4.el9
grub2-efi-x64-cdboot	ol 9	1:2.06-46.0.4.el9
grub2-efi-x64-modules	ol 9	1:2.06-46.0.4.el9
grub2-pc	ol 9	1:2.06-46.0.4.el9
grub2-pc-modules	ol 9	1:2.06-46.0.4.el9
grub2-tools	ol 9	1:2.06-46.0.4.el9
grub2-tools-efi	ol 9	1:2.06-46.0.4.el9
grub2-tools-extra	ol 9	1:2.06-46.0.4.el9
grub2-tools-minimal	ol 9	1:2.06-46.0.4.el9

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Urgent	CVE-2022-3775	Redhat: CVE-2022-3775 grub2 - Heap based out-of-bounds write when rendering certain Unicode sequences	8.2	0.0104	Exploitation Less Likely
High	CVE-2022-2601	Redhat: CVE-2022-2601 grub2 - Buffer overflow in grub_font_construct_glyph() can lead to out-of-bound write and possible secure boot bypass	8.6	0.0052	Exploitation Less Likely

Also fixes CVE-2022-3775

KB5041573
Windows Server 2022, 23H2 Edition (Server Core installation)
KB5041571
Windows 11 Version 24H2 for ARM64-based Systems, Windows 11 Version 24H2 for x64-based Systems
KB5041580
Windows 10 Version 21H2 for 32-bit Systems, Windows 10 Version 21H2 for ARM64-based Systems, Windows 10 Version 21H2 for x64-based Systems and 3 more
KB5041585
Windows 11 Version 22H2 for ARM64-based Systems, Windows 11 Version 22H2 for x64-based Systems, Windows 11 Version 23H2 for ARM64-based Systems and 1 more
KB5041773
Windows 10 Version 1607 for 32-bit Systems, Windows 10 Version 1607 for x64-based Systems, Windows Server 2016 and 1 more
KB5041782
Windows 10 for 32-bit Systems, Windows 10 for x64-based Systems
KB5041160
Windows Server 2022, Windows Server 2022 (Server Core installation)
KB5041578
Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019 and 1 more

Vendor advisory

https://linux.oracle.com/errata/ELSA-2023-12019.html

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