wake on lan irq

About this tag
The wake on lan irq tag on WindowsForum.com covers discussions about Wake-on-LAN interrupt handling, particularly in the context of Linux kernel security. A notable thread addresses CVE-2026-31506, a double free vulnerability in the bcmasp Ethernet driver's Wake-on-LAN IRQ cleanup. The issue arose from mixing manual cleanup with devm_ managed resource allocation, leading to potential system instability or crashes. The fix is straightforward, but the case highlights broader lessons about driver error path correctness. While the tag is Linux-focused, it may interest Windows users who run mixed-OS environments or manage systems with Wake-on-LAN features.

  1. CVE-2026-31506 Double Free in Linux bcmasp Wake-on-LAN IRQ Cleanup Fix

    CVE-2026-31506 has landed in the Linux kernel security stream as another reminder that even small cleanup mistakes in driver error paths can matter. In this case, the issue is a double free in the bcmasp Ethernet driver’s Wake-on-LAN interrupt handling, where the code tried to free an IRQ that...
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    • bcmasp ethernet driver cve-2026-31506 linux kernel security wake on lan irq
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    • Forum: Security Alerts