CVE-2021-47096 Information

Description

In the Linux kernel the following vulnerability has been resolved:

ALSA: rawmidi - fix the uninitalized user_pversion

The user_pversion was uninitialized for the user space file structure in the open function because the file private structure use kmalloc for the allocation.

The kernel ALSA sequencer code clears the file structure so no additional fixes are required.

BugLink: https://github.com/alsa-project/alsa-lib/issues/178

Reference

https://git.kernel.org/stable/c/b398fcbe4de1e1100867fdb6f447c6fbc8fe7085 https://git.kernel.org/stable/c/39a8fc4971a00d22536aeb7d446ee4a97810611b