PT-2026-47372 · Linux+3 · Linux Kernel+3

CVE-2026-46301

·

Published

2026-04-20

·

Updated

2026-09-07

CVSS v3.1

7.8

High

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified) openSUSE Tumbleweed versions prior to kernel-devel-7.0.12-1.1
Description A use-after-free issue exists in the topcliff-pch SPI driver. This occurs during the driver unbind process when DMA buffers are released before the driver has the opportunity to flush its queue.
Recommendations Update to kernel-devel-7.0.12-1.1 for openSUSE Tumbleweed. At the moment, there is no information about a newer version that contains a fix for this vulnerability for the Linux kernel.

Exploit

Fix

Use After Free

Found an issue in the description? Have something to add? Feel free to write us 👾
dbugs@ptsecurity.com

Weakness Enumeration

CWE-416CWE-825

Related Identifiers

BDU:2026-13879
CVE-2026-46301
ECHO-1647-6736-FCA1
OPENSUSE-SU-2026:11014-1
OPENSUSE-SU-2026:21555-1
SUSE-SU-2026:23066-1
SUSE-SU-2026:23068-1
SUSE-SU-2026:23221-1
SUSE-SU-2026:23231-1
SUSE-SU-2026:23237-1
USN-8566-1
USN-8567-1
USN-8568-1
USN-8569-1
USN-8574-1
USN-8574-2
USN-8574-3
USN-8575-1
USN-8575-2
USN-8575-3
USN-8576-1
USN-8576-2
USN-8593-1
USN-8595-1
USN-8595-2
USN-8595-3
USN-8596-1
USN-8603-1
USN-8606-1
USN-8607-1
USN-8608-1
USN-8609-1
USN-8610-1
USN-8618-1
USN-8619-1
USN-8620-1
USN-8620-2
USN-8620-3
USN-8620-4
USN-8663-1
USN-8664-1
USN-8665-1
USN-8668-1
USN-8728-1

Affected Products

Linuxmint
Linux Kernel
Ubuntu
Opensuse Tumbleweed