CVE-2023-4135

Severity CVSS v4.0:

Pending analysis

Type:

CWE-125 Out-of-bounds Read

Publication date:

04/08/2023

Last modified:

11/12/2023

Description

A heap out-of-bounds memory read flaw was found in the virtual nvme device in QEMU. The QEMU process does not validate an offset provided by the guest before computing a host heap pointer, which is used for copying data back to the guest. Arbitrary heap memory relative to an allocated buffer can be disclosed.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x

6.50

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:qemu:qemu::::::::	8.0.0 (including)	8.1.0 (excluding)
cpe:2.3:a:qemu:qemu:8.1.0:rc0::::::
cpe:2.3:a:qemu:qemu:8.1.0:rc1::::::
cpe:2.3:a:qemu:qemu:8.1.0:rc2::::::
cpe:2.3:o:fedoraproject:fedora:38:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2023-4135

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools