Buffer overflow in QEMU - CVE-2025-8860
Published: September 5, 2025
Vulnerability identifier: #VU114881
CSH Severity: Low
CVSS v4: 5.6 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-8860
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to gain access to sensitive information on the system.
The vulnerability exists due to a boundary error within the uefi-vars device. A local administrator can trigger memory corruption and gain access to sensitive information on the target system.
Affected software
QEMU
Fedora
qemu
Fedora
qemu
How to mitigate CVE-2025-8860
Install updates from vendor's website.
qemu - update to 10.1.0-6.fc43