CVE-2024-47141 pinmux: Use sequential access to access desc->pinmux data

In the Linux kernel, the following vulnerability has been resolved: pinmux: Use sequential access to access desc-pinmux data When two client of the same gpio call pinctrlselectstate for the same functionality, we are seeing NULL pointer issue while accessing desc-muxowner. Let's say two processes...

CVE-2024-47141

CVE-2024-47141 affects the Linux kernel pinctrl/pinmux path. When two processes (A and B) concurrently call pinctrl_select_state() for the same pin, the code may dereference desc->mux_owner as NULL due to a race between updates to desc->mux_usecount and desc->mux_owner. The advisory stat...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the pinmux driver accessing desc-pinmux data in an unordered manner, which could lead to a NULL pointer...