The netfilter subsystem in the Linux kernel through 4.5.2 does not validate certain offset fields, which allows local users to gain privileges or cause a denial of service (heap memory corruption) via an IPT_SO_SET_REPLACE setsockopt call.
| Product | Vendor | Version |
|---|---|---|
| n/a | n/a | >= 25.0.0, < 25.4.1 |