GRUB2 (read command): Integer overflow in the read command's accumulator writes out of bounds

CVE-2025-0690Firmware, BMC & network fabricGRUB2 2025 batchcurated

Impact

Integer overflow in the read command's accumulator writes out of bounds. Straightforward pre-boot memory corruption from GRUB script.

Who can reach it

Local, via grub.cfg or the GRUB shell.

What to do

grub2 package update + reboot.

References

https://nvd.nist.gov/vuln/detail/CVE-2025-0690 https://www.openwall.com/lists/oss-security/2025/02/18/3

This entry is curated: imported from vendor advisories with machine assistance, not yet individually verified. Confirm against your vendor's advisory before acting, and report anything wrong.