CVE-2024-46739

Severity CVSS v4.0:

Pending analysis

Type:

CWE-476 NULL Pointer Dereference

Publication date:

18/09/2024

Last modified:

03/11/2025

Description

In the Linux kernel, the following vulnerability has been resolved: uio_hv_generic: Fix kernel NULL pointer dereference in hv_uio_rescind For primary VM Bus channels, primary_channel pointer is always NULL. This pointer is valid only for the secondary channels. Also, rescind callback is meant for primary channels only. Fix NULL pointer dereference by retrieving the device_obj from the parent for the primary channel.

Impact

Vector 3.x

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

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	4.16 (including)	4.19.322 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.20 (including)	5.4.284 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.5 (including)	5.10.226 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.167 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.110 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.6.51 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.7 (including)	6.10.10 (excluding)
cpe:2.3:o:linux:linux_kernel:6.11:rc1::::::
cpe:2.3:o:linux:linux_kernel:6.11:rc2::::::
cpe:2.3:o:linux:linux_kernel:6.11:rc3::::::
cpe:2.3:o:linux:linux_kernel:6.11:rc4::::::
cpe:2.3:o:linux:linux_kernel:6.11:rc5::::::
cpe:2.3:o:linux:linux_kernel:6.11:rc6::::::

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

CVE-2024-46739

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools