CVE-2026-46298

MEDIUM

pseries/papr-hvpipe: Fix race with interrupt handler

Title source: cna

Description

In the Linux kernel, the following vulnerability has been resolved: pseries/papr-hvpipe: Fix race with interrupt handler While executing ->ioctl handler or ->release handler, if an interrupt fires on the same cpu, then we can enter into a deadlock. This patch fixes both these handlers to take spin_lock_irq{save|restore} versions of the lock to prevent this deadlock.

References (2)

Core 2

Core References

https://git.kernel.org/stable/c/342c966f81cfc3cb6c297e80b37a9f3a5d637d2c

https://git.kernel.org/stable/c/7a4f0846ee6cc8cf44ae0046ed42e3259d1dd45b

Scores

CVSS v3 4.7

EPSS 0.0007

EPSS Percentile 0.1%

Attack Vector LOCAL

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

Details

CWE

CWE-362

Status published

Products (10)

linux/Kernel 6.18.0 - 7.0.7linux

Linux/Linux < 6.18

Linux/Linux 6.18

Linux/Linux 7.0.7 - 7.0.*

Linux/Linux 7.1

Linux/Linux 7.1-rc3

Linux/Linux 814ef095f12c9fa142043ee689500f3a41bb6dab - 342c966f81cfc3cb6c297e80b37a9f3a5d637d2c

Linux/Linux 814ef095f12c9fa142043ee689500f3a41bb6dab - 7a4f0846ee6cc8cf44ae0046ed42e3259d1dd45b

linux/linux_kernel 7.1 rc1 (2 CPE variants)

linux/linux_kernel 6.18 - 7.0.7

Published Jun 08, 2026

Tracked Since Jun 08, 2026