CVE-2023-52556 OpenBSD 7.4 pf state race condition kernel crash

In OpenBSD 7.4 before errata 009, a race condition between pf4's processing of packets and expiration of packet states may cause a kernel panic...

CVE-2023-52556

CVE-2023-52556 affects OpenBSD 7.4 before errata 009. The issue is a race condition in pf(4) packet processing and the expiration of packet states that can trigger a kernel panic. Impact is a local denial (kernel crash) described in the OpenBSD advisory, with no exposed remote vector. Remediation...