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CVE-2026-46271

wifi: ath12k: do WoW offloads only on primary link

HIGH
7.8
CVSS Score
Published: June 3, 2026 at 03:50 PM UTC
Updated: October 19, 2026 at 08:18 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.8
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: do WoW offloads only on primary link In case of multi-link connection, WCN7850 firmware crashes due to WoW offloads enabled on both primary and secondary links. Change to do it only on primary link to fix it. Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.1.c5-00284-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1

Affected

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

Linux Kernel· Linux
95%
6.16 ≤ v < 6.18.146.19 ≤ v < 6.19.432f7b19668bd2894f1a236580c2132fc4b9f44496.16
Vendor states this is fixed in 7379837c3f9efa576dc2d716ebfaa3a113b3112f (fixed)
Vendor states this is fixed in e042da1085d9f1686c58a4378d5840f52a36598e (fixed)
Vendor states this is fixed in e62102ac9b773bdb08475aa9ca24dea61ae98708 (fixed)
Vendor states this is fixed in 6.16 (unaffected)
Vendor states this is fixed in 6.18.14 (unaffected)
Vendor states this is fixed in 6.19.4 (unaffected)
Vendor states this is fixed in 7.0 (unaffected)

References (3)

Patch
Source: cverecord
https://git.kernel.org/stable/c/7379837c3f9efa576dc2d716ebfaa3a113b3112f
Patch
Source: cverecord
https://git.kernel.org/stable/c/e042da1085d9f1686c58a4378d5840f52a36598e
Patch
Source: cverecord
https://git.kernel.org/stable/c/e62102ac9b773bdb08475aa9ca24dea61ae98708

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

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

CVSS

7.8HIGHLinux
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfoCWE-667

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