The swiotlb_print_info function in lib/swiotlb.c in the Linux kernel through 4.14.14 allows local users to obtain sensitive address information by reading dmesg data from a "software IO TLB" printk call.
| Software | From | Fixed in |
|---|---|---|
| linux / linux_kernel | - | 4.14.14.x |
| debian / debian_linux | 8.0 | 8.0.x |