The experimental IP packet queuing feature in Netfilter / IPTables in Linux kernel 2.4 up to 2.4.19 and 2.5 up to 2.5.31, when a privileged process exits and network traffic is not being queued, may allow a later process with the same Process ID (PID) to access certain network traffic that would otherwise be restricted.
| Product | Vendor | Version |
|---|---|---|
| n/a | n/a | 2.3.12 |
| n/a | n/a | >= 9.0.0, < 9.6.33 |