CVE-2024-39499

HIGH

Linux Kernel < 4.19.317 - Exposure to Wrong Actor

Title source: rule

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.

Scores

CVSS v3 7.1
EPSS 0.0001
EPSS Percentile 0.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Classification

CWE
CWE-668
Status published

Affected Products (8)

linux/linux_kernel < 4.19.317
linux/Kernel < 4.19.317linux
linux/Kernel < 5.4.279linux
linux/Kernel < 5.10.221linux
linux/Kernel < 5.15.162linux
linux/Kernel < 6.1.95linux
linux/Kernel < 6.6.35linux
linux/Kernel < 6.9.6linux

Timeline

Published Jul 12, 2024
Tracked Since Feb 18, 2026