FreeBSD 13 — citadel — security advisory — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: fd_set — bitmap index overflow in multiple applications Upstream summary: 3APA3A reports: If programmer fails to check socket number before using select() or fd_set macros, it's possible to overwrite memory […]