CVE-2026-53344

The CVE-2026-53344 issue in the Linux kernel affects the pinctrl driver for the mcp23s08. The root cause is that mcp->dev and mcp->addr must be initialized before regmap initialization, because regmap’s cache population via regcache_maple_populate() performs an SPI read that requires these ...

OESA-2025-2409 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: pinctrl: mcp23s08: Fix sleeping in atomic context due to regmap locking If a device uses MCP23xxx IO expander to receive IRQs, the following bug can happen: BUG:...

EUVD-2024-53792

Malicious code in bioql PyPI...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: pinctrl: mcp23s08: Fixed sleeping in atomic context due to regmap locking If a device uses the MCP23xxx IO expander to receive IRQs, the following bug can occur: BUG: Sleeping function called from invalid context at...