In the Linux kernel through 4.14.13, the rds_cmsg_atomic function in net/rds/rdma.c mishandles cases where page pinning fails or an invalid address is supplied, leading to an rds_atomic_free_op NULL pointer dereference.
| Software | From | Fixed in |
|---|---|---|
| linux / linux_kernel | - | 4.14.13.x |
| debian / debian_linux | 8.0 | 8.0.x |
| debian / debian_linux | 7.0 | 7.0.x |
| canonical / ubuntu_linux | 16.04 | 16.04.x |
| canonical / ubuntu_linux | 14.04 | 14.04.x |
| canonical / ubuntu_linux | 12.04 | 12.04.x |
| canonical / ubuntu_linux | 17.10 | 17.10.x |