Linux · Security advisory · January 12, 2023

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
2
1 rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0104
64th percentile

Priority of the 2 CVEs

Patch now 0 Urgent 1 High 1 Routine 0

Fixed package versions

ProductReleaseFixed in
grub2-commonol 91:2.06-46.0.4.el9
grub2-efi-aa64ol 91:2.06-46.0.4.el9
grub2-efi-aa64-cdbootol 91:2.06-46.0.4.el9
grub2-efi-aa64-modulesol 91:2.06-46.0.4.el9
grub2-efi-x64ol 91:2.06-46.0.4.el9
grub2-efi-x64-cdbootol 91:2.06-46.0.4.el9
grub2-efi-x64-modulesol 91:2.06-46.0.4.el9
grub2-pcol 91:2.06-46.0.4.el9
grub2-pc-modulesol 91:2.06-46.0.4.el9
grub2-toolsol 91:2.06-46.0.4.el9
grub2-tools-efiol 91:2.06-46.0.4.el9
grub2-tools-extraol 91:2.06-46.0.4.el9
grub2-tools-minimalol 91:2.06-46.0.4.el9

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
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
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