CVE-2026-58093

Radar advisories

• 2026-10-29 ZDI ZDI-26-838: FreeBSD Kernel TTY Race Condition Local Privilege Escalation Vulnerability The advisory reports a TTY race condition in the FreeBSD kernel that enables local privilege escalation.
• 2026-10-16 ZDI ZDI-26-784: FreeBSD Kernel kqueue Use-After-Free Local Privilege Escalation Vulnerability The advisory reports a use-after-free bug in the FreeBSD kernel’s kqueue implementation that enables local privilege escalation.

References

• NVD ↗
• CVE.org ↗
• Zero Day Initiative ↗