In the Linux kernel, the following vulnerability has been resolved: pinctrl: stm32: check devm_kasprintf() returned value devm_kasprintf() can return a NULL pointer on failure but this returned value is not checked. Fix this lack and check the returned value. Found by code review.
https://git.kernel.org/stable/c/b0f0e3f0552a566def55c844b0d44250c58e4df6
https://git.kernel.org/stable/c/a8d52de0a6c6b091b2771bcb98ce408cf9d69fe3
https://git.kernel.org/stable/c/3b36bb1fca2b87f6292ca2a8593f297c5e9fab41
https://git.kernel.org/stable/c/1f266957ae1207b0717c2d69096bc70654ae9fcb