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CVE-2026-43176

wifi: rtw89: pci: validate release report content before using for RTL8922DE

HIGH
8.8
CVSS Score
Published: May 6, 2026 at 11:27 AM UTC
Updated: October 19, 2026 at 08:18 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH8.8
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: pci: validate release report content before using for RTL8922DE The commit 957eda596c76 ("wifi: rtw89: pci: validate sequence number of TX release report") does validation on existing chips, which somehow a release report of SKB becomes malformed. As no clear cause found, add rules ahead for RTL8922DE to avoid crash if it happens.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
6.18 ≤ v < 6.18.166.19 ≤ v < 6.19.6110f3c11f440d78ef8a181f75456e24e428f69e46.18
Vendor states this is fixed in 3e8a88b5e8b3506d9c5e031a65ba65ce9a0683a3 (fixed)
Vendor states this is fixed in 5f93d611b33a05bd03d6843c8efe8cb6a1992620 (fixed)
Vendor states this is fixed in ebeaa3b24ba568ff8505165f954dba15cc53e4b3 (fixed)
Vendor states this is fixed in 6.18 (unaffected)
Vendor states this is fixed in 6.18.16 (unaffected)
Vendor states this is fixed in 6.19.6 (unaffected)
Vendor states this is fixed in 7.0 (unaffected)

References (3)

Patch
Source: cverecord
https://git.kernel.org/stable/c/ebeaa3b24ba568ff8505165f954dba15cc53e4b3
Patch
Source: cverecord
https://git.kernel.org/stable/c/3e8a88b5e8b3506d9c5e031a65ba65ce9a0683a3
Patch
Source: cverecord
https://git.kernel.org/stable/c/5f93d611b33a05bd03d6843c8efe8cb6a1992620

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHLinux
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfoCWE-20

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