What is CVE-2025-7028?

CVE-2025-7028 is a high-severity vulnerability in Gigabyte Uefi-smiflash, classified under CWE-822 UNTRUSTED POINTER DEREFERENCE. CVSS score: 7.8/10. Published 2025-07-11.

How severe is CVE-2025-7028?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Gigabyte Uefi-smiflash

CVE-2025-7028

A vulnerability in the Software SMI handler (SwSmiInputValue 0x20) allows a local attacker to supply a crafted pointer (FuncBlock) through RBX and RCX register values. This pointer is passed unchecked into multiple flash management functio…

EPSS: 0.002 (8.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Gigabyte Uefi-smiflash — versions 1.0.0

References

cret@cert.org
cret@cert.org
cret@cert.org
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2025-7028?: CVE-2025-7028 is a high-severity vulnerability in Gigabyte Uefi-smiflash, classified under CWE-822 UNTRUSTED POINTER DEREFERENCE. CVSS score: 7.8/10. Published 2025-07-11.
How severe is CVE-2025-7028?: High severity. CVSS v3 base score is 7.8 out of 10.