bcmasp driver

About this tag
The bcmasp driver is a Linux kernel network driver for Broadcom ASP 2.0 Ethernet controllers. A notable issue discussed on WindowsForum.com is CVE-2026-31506, a bug in the bcmasp driver that can cause a double free of the Wake-on-LAN IRQ due to misuse of devm_request_irq. This ownership confusion can lead to system instability, crashes, or hard-to-reproduce faults. The fix involves a small upstream patch to correct the cleanup path. While the bcmasp driver is not a Windows component, it is relevant to systems running Linux, including those in enterprise IT environments where Broadcom network hardware is used.

  1. CVE-2026-31506: bcmasp Wake-on-LAN Double Free from devm_request_irq Misuse

    The Linux kernel has disclosed CVE-2026-31506, a bug in the bcmasp network driver that can trigger a double free of the Wake-on-LAN IRQ if the cleanup path frees an interrupt that was already managed by devm_request_irq(). Because the device-managed IRQ framework automatically releases...
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    • bcmasp driver double free bug linux kernel security wake-on-lan wol
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    • Forum: Security Alerts