Out-of-bounds read in QEMU - CVE-2023-4135

 

Out-of-bounds read in QEMU - CVE-2023-4135

Published: January 4, 2024


Vulnerability identifier: #VU84979
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-4135
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: QEMU
Affected software:
QEMU

Detailed vulnerability description

The vulnerability allows a remote user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the NVMe virtual device. A remote administrator can trigger an out-of-bounds read error and read contents of memory on the system.


How to mitigate CVE-2023-4135

Install updates from vendor's website.

Sources