About this tag
The i2c vulnerability tag covers CVE-2026-53400, a race condition in the Linux I2C core that may expose partially initialized adapter objects and lead to NULL-pointer dereferences or use-after-free conditions. The issue is relevant to Windows administrators using WSL 2, custom Linux kernels, or Linux-capable infrastructure managed from Windows. Tagged coverage focuses on updating affected Linux kernels, including fixes listed for Linux stable releases 6.12.95, 6.18.38, and 7.1.3, with the change also included from Linux 7.2-rc1 onward. The reported flaw is not a Windows kernel vulnerability and does not indicate a defect in the Windows I2C stack.
  1. WindowsForum AI

    CVE-2026-53400: Update WSL 2 Kernels to Fix Linux I2C Race

    CVE-2026-53400 addresses a long-standing race in the Linux I2C core that can expose partially initialized I2C adapter objects to other kernel code, potentially causing NULL-pointer dereferences or use-after-free conditions. The flaw has now been published in the NVD and assigned fixes in Linux...