ELSA-2026-4648: Security update for 16 packages

ELSA-2026-4648, released March 17, 2026, fixes 1 CVE across 16 products. None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

7.8

Base score, 0 to 10

Highest EPSS

0.0022

12th percentile

Fixed package versions

Product	Release	Fixed in
grub2-common	ol 8	1:2.02-170.0.1.el8_10.1
grub2-efi-aa64	ol 8	1:2.02-170.0.1.el8_10.1
grub2-efi-aa64-cdboot	ol 8	1:2.02-170.0.1.el8_10.1
grub2-efi-aa64-modules	ol 8	1:2.02-170.0.1.el8_10.1
grub2-efi-ia32	ol 8	1:2.02-170.0.1.el8_10.1
grub2-efi-ia32-cdboot	ol 8	1:2.02-170.0.1.el8_10.1
grub2-efi-ia32-modules	ol 8	1:2.02-170.0.1.el8_10.1
grub2-efi-x64	ol 8	1:2.02-170.0.1.el8_10.1
grub2-efi-x64-cdboot	ol 8	1:2.02-170.0.1.el8_10.1
grub2-efi-x64-modules	ol 8	1:2.02-170.0.1.el8_10.1
grub2-pc	ol 8	1:2.02-170.0.1.el8_10.1
grub2-pc-modules	ol 8	1:2.02-170.0.1.el8_10.1
grub2-tools	ol 8	1:2.02-170.0.1.el8_10.1
grub2-tools-efi	ol 8	1:2.02-170.0.1.el8_10.1
grub2-tools-extra	ol 8	1:2.02-170.0.1.el8_10.1
grub2-tools-minimal	ol 8	1:2.02-170.0.1.el8_10.1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2025-61662	Grub2: missing unregister call for gettext command may lead to use-after-free	7.8	0.0022	None reported

Also fixes CVE-2025-61662

OPENSUSE-SU-2025:20163-1
grub2 on opensuse-leap 16.0
SUSE-SU-2025:21212-1
grub2 on sles 16.0
ALAS2023-2025-1342
grub2-common, grub2-debuginfo, grub2-debugsource and 21 more on amzn 2023
SUSE-SU-2025:4305-1
grub2 on sles 15.7
SUSE-SU-2025:4196-1
grub2 on opensuse-leap 15.6, sles 15.6
RLSA-2026:4649
grub2 on rocky 10
RLSA-2026:4760
grub2 on rocky 9
RLSA-2026:4648
grub2 on rocky 8

Vendor advisory

https://linux.oracle.com/errata/ELSA-2026-4648.html

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