RLSA-2025:6990: grub2 security update

RLSA-2025:6990, released October 4, 2025, fixes 8 CVEs in grub2 (version 1:2.06-104.el9_6). None of them is reported as exploited. Patch Radar priority: Routine.

Routine

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

6.7

Base score, 0 to 10

Highest EPSS

0.0079

56th percentile

Priority of the 8 CVEs

Patch now 0
                                Urgent 0
                                High 0
                                Routine 8

Fixed package versions

Product	Release	Fixed in
grub2	rocky 9	1:2.06-104.el9_6

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Routine	CVE-2025-0690	grub2-common: The grub2 packages provide version 2 of the Grand Unified Boot Loader (GRUB), a highly configurable and customizable...	6.7	0.0079	None reported
Routine	CVE-2025-0677	grub2: A flaw was found in grub2	6.7	0.0033	None reported
Routine	CVE-2024-45774	grub2-common: The grub2 packages provide version 2 of the Grand Unified Boot Loader (GRUB), a highly configurable and customizable...	6.7	0.0031	None reported
Routine	CVE-2024-45776	grub2-common: The grub2 packages provide version 2 of the Grand Unified Boot Loader (GRUB), a highly configurable and customizable...	6.7	0.0031	None reported
Routine	CVE-2024-45781	grub2-common: The grub2 packages provide version 2 of the Grand Unified Boot Loader (GRUB), a highly configurable and customizable...	6.7	0.0031	None reported
Routine	CVE-2024-45775	grub2-common: The grub2 packages provide version 2 of the Grand Unified Boot Loader (GRUB), a highly configurable and customizable...	6.7	0.0029	None reported
Routine	CVE-2025-0622	grub2: A flaw was found in command/gpg	6.7	0.0028	None reported
Routine	CVE-2024-45783	grub2-common: The grub2 packages provide version 2 of the Grand Unified Boot Loader (GRUB), a highly configurable and customizable...	6.7	0.0028	None reported

Also fixes CVE-2025-0690

SUSE-SU-2025:0586-1
grub2 on opensuse-leap 15.6, sles 15.6
ALAS2023-2025-937
grub2-common, grub2-debuginfo, grub2-debugsource and 21 more on amzn 2023
ELSA-2025-6990
grub2-common, grub2-efi-aa64, grub2-efi-aa64-cdboot and 10 more on ol 9
ALSA-2025:6990
grub2-common, grub2-efi-aa64, grub2-efi-aa64-cdboot and 12 more on almalinux 9
RHSA-2025:6990
grub2-common, grub2-efi-aa64, grub2-efi-aa64-cdboot and 12 more on RHEL 9
DEBIAN-CVE-2025-0690
grub2 on Debian 12.15 (bookworm), Debian 13.5 (trixie), Debian 14

Vendor advisory

https://errata.rockylinux.org/RLSA-2025:6990

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