CVE-2025-38435

Name: CVE-2025-38435
Creator: NVD / NIST
Published: 2025-07-25T15:15:28.837+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.14%

Last modified Jun 17, 2026

CVE-2025-38435 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: riscv: vector: Fix context save/restore with xtheadvector Previously only v0-v7 were correctly saved/restored, and the context of v8-v31 are damanged. Correctly save/restore v8-v31 to avoid breaking userspace.. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: riscv: vector: Fix context save/restore with xtheadvector Previously only v0-v7 were correctly saved/restored, and the context of v8-v31 are damanged. Correctly save/restore v8-v31 to avoid breaking userspace.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.14%

3.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions	Update
Linux	Linux Kernel	>= 6.14, < 6.15.5	—
Linux	Linux Kernel	6.16	Rc1

References

Timeline

Published: Jul 25, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-38435?

How severe is CVE-2025-38435?

CVE-2025-38435 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.

How do I fix CVE-2025-38435?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-38435?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST