net: libwx: fix VF illegal register access
CVE-2026-46142 is fixed in linux on 1 platform, first by DEBIAN-CVE-2026-46142, released June 24, 2026. It is not reported as exploited. Patch Radar priority: Routine.
In the Linux kernel, the following vulnerability has been resolved: net: libwx: fix VF illegal register access Register WX_CFG_PORT_ST is a PF restricted register. When a VF is initialized, attempting to read this register triggers an illegal register access, which lead to a system hang. When the device is VF, the bus function ID can be obtained directly from the PCI_FUNC(pdev->devfn).
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 13.5 (trixie) | 6.12.88-1 | DEBIAN-CVE-2026-46142 | Jun 24, 2026 |
| linux · Debian 14 | 7.0.7-1 | DEBIAN-CVE-2026-46142 | Jun 24, 2026 |
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