Integer overflow in grub - CVE-2025-0690

 

Integer overflow in grub - CVE-2025-0690

Published: February 19, 2025


Vulnerability identifier: #VU104087
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-0690
CWE-ID: CWE-190
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: GNU
Affected software:
grub

Detailed vulnerability description

The vulnerability allows an attacker to escalate privileges on the system.

The vulnerability exists due to integer overflow when reading data from the keyboard input. An attacker with physical access to the system can trigger an integer overflow and execute arbitrary code with elevated privileges.


How to mitigate CVE-2025-0690

Install updates from vendor's website.

Sources