PT-2026-37553 · Linux · Linux Kernel

CVE-2026-43213

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Published

2026-05-06

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Updated

2026-08-30

CVSS v3.1

7.5

High

VectorAV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description An issue exists in the rtw89 PCI Wi-Fi driver where the kernel fails to validate the sequence number of the TX release report. If the hardware reports an abnormal sequence number, it leads to an out-of-bounds access of the wd ring->pages array, resulting in a NULL pointer dereference and a system crash.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

NULL Pointer Dereference

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Weakness Enumeration

Related Identifiers

CVE-2026-43213
OPENSUSE-SU-2026:21388-1
SUSE-SU-2026:22742-1
SUSE-SU-2026:22769-1
SUSE-SU-2026:22812-1
SUSE-SU-2026:22835-1

Affected Products

Linux Kernel