In OpenBSD 7.4 before errata 009, a race condition between pf(4)'s processing of packets and expiration of packet states may cause a kernel panic.
| Software | From | Fixed in |
|---|---|---|
| openbsd / openbsd | - | 7.4 |
| openbsd / openbsd | 7.4 | 7.4.x |
| openbsd / openbsd | 7.4-errata_001 | 7.4-errata_001.x |
| openbsd / openbsd | 7.4-errata_002 | 7.4-errata_002.x |
| openbsd / openbsd | 7.4-errata_003 | 7.4-errata_003.x |
| openbsd / openbsd | 7.4-errata_004 | 7.4-errata_004.x |
| openbsd / openbsd | 7.4-errata_005 | 7.4-errata_005.x |
| openbsd / openbsd | 7.4-errata_006 | 7.4-errata_006.x |
| openbsd / openbsd | 7.4-errata_007 | 7.4-errata_007.x |
| openbsd / openbsd | 7.4-errata_008 | 7.4-errata_008.x |