DEBIAN-CVE-2022-3775: grub2 security update

DEBIAN-CVE-2022-3775, released December 19, 2022, fixes 1 CVE in grub2 (version 2.06-5). None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent

CVEs closed

1 rated Critical

Exploited

None reported

Highest CVSS

8.2

Base score, 0 to 10

Highest EPSS

0.0104

64th percentile

Fixed package versions

Product	Release	Fixed in
grub2	Debian 12.15 (bookworm)	2.06-5
grub2	Debian 13.5 (trixie)	2.06-5
grub2	Debian 14	2.06-5

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

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://security-tracker.debian.org/tracker/CVE-2022-3775

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