The vulnerability of the ioctl request handler TIOCSCTTY in FreeBSD operating systems allows a attacker to increase their privileges.
🗓️ 18 Sep 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 4 Views
| Reporter | Title | Published | Views | Family All 10 |
|---|---|---|---|---|
 | FreeBSD -- Kernel use-after-free via tty ioctls | 25 Aug 202600:00 | – | freebsd |
 | CVE-2026-58093 | 26 Aug 202606:37 | – | circl |
 | CVE-2026-58093 | 26 Aug 202605:33 | – | cve |
 | CVE-2026-58093 Kernel use-after-free via tty ioctls | 26 Aug 202605:33 | – | cvelist |
 | EUVD-2026-66250 | 26 Aug 202605:33 | – | euvd |
 | FreeBSD-SA-26:62.tty | 25 Aug 202600:00 | – | freebsd_advisory |
 | FreeBSD : FreeBSD -- Kernel use-after-free via tty ioctls (a34b5154-a0ff-11f1-ae1f-bc241121aa0a) | 26 Aug 202600:00 | – | nessus |
 | CVE-2026-58093 | 26 Aug 202606:16 | – | nvd |
 | PT-2026-81936 | 26 Aug 202600:00 | – | ptsecurity |
 | CVE-2026-58093 Kernel use-after-free via tty ioctls | 26 Aug 202605:33 | – | vulnrichment |
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18 Sep 2026 00:00Current
CVSS 26
CVSS 37
EPSS0.0009