CVE-2025-38435

MEDIUM

Linux Kernel 6.14-6.15.4 - Context Corruption via Incorrect Vector Register Save/Restore

Title source: llm

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.

References (2)

Core 2

Core References

Patch

https://git.kernel.org/stable/c/dd5ceea8d50e9e108a10d1e0d89fa2c9ff442ca2

Patch

https://git.kernel.org/stable/c/4262bd0d9cc704ea1365ac00afc1272400c2cbef

Scores

CVSS v3 5.5

EPSS 0.0014

EPSS Percentile 3.5%

Attack Vector LOCAL

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

Details

Status published

Products (9)

linux/Kernel 6.14.0 - 6.15.5linux

Linux/Linux < 6.14

Linux/Linux 6.14

Linux/Linux 6.15.5 - 6.15.*

Linux/Linux 6.16

Linux/Linux d863910eabaffc68eb28aaf476dd870fc3f7197d - 4262bd0d9cc704ea1365ac00afc1272400c2cbef

Linux/Linux d863910eabaffc68eb28aaf476dd870fc3f7197d - dd5ceea8d50e9e108a10d1e0d89fa2c9ff442ca2

linux/linux_kernel 6.16 rc1 (3 CPE variants)

linux/linux_kernel 6.14 - 6.15.5

Published Jul 25, 2025

Tracked Since Feb 18, 2026