Vulnerability in Linux

CVE-2024-39499

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.

EPSS: 0.003 (22.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-39499?
CVE-2024-39499 is a high-severity vulnerability in Linux, classified under Exposure of Resource to Wrong Sphere. CVSS score: 7.1/10. Published 2024-07-12.
How severe is CVE-2024-39499?
High severity. CVSS v3 base score is 7.1 out of 10.