CVE-2024-39499

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

12/07/2024

Last modified:

03/11/2025

Description

In the Linux kernel, the following vulnerability has been resolved: vmci: prevent speculation leaks by sanitizing event in event_deliver() Coverity spotted that event_msg is controlled by user-space, event_msg->event_data.event is passed to event_deliver() and used as an index without sanitization. This change ensures that the event index is sanitized to mitigate any possibility of speculative information leaks. This bug was discovered and resolved using Coverity Static Analysis Security Testing (SAST) by Synopsys, Inc. Only compile tested, no access to HW.

Impact

Vector 3.x

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

Base Score: 7.10 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/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): High
Integrity (I): None
Availability (A): High

Base Score 3.x

7.10

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	3.9 (including)	4.19.317 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.20 (including)	5.4.279 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.5 (including)	5.10.221 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.162 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.95 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.6.35 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.7 (including)	6.9.6 (excluding)

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

CVE-2024-39499

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools