In the Linux kernel, the following vulnerability has been resolved:
net: wwan: iosm: Fix tainted pointer delete is case of region creation fail
In case of region creation fail in ipcdevlinkcreate_region(), previously created regions delete process starts from tainted pointer which actually holds error code value. Fix this bug by decreasing region index before delete.
Found by Linux Verification Center (linuxtesting.org) with SVACE.