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CVE-2026-5398 Kernel use-after-free bug in the TIOCNOTTY handler

🗓️ 22 Apr 2026 02:23:56Reported by freebsdType 
cvelist
 cvelist
🔗 www.cve.org👁 26 Views

Kernel use-after-free in TIOCNOTTY leaves a dangling pointer, enabling root privilege escalation.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
FreeBSD
FreeBSD -- Kernel use-after-free bug in the TIOCNOTTY handler
21 Apr 202600:00
freebsd
ATTACKERKB
CVE-2026-5398
22 Apr 202602:23
attackerkb
Circl
CVE-2026-5398
22 Apr 202604:26
circl
CNNVD
FreeBSD 资源管理错误漏洞
22 Apr 202600:00
cnnvd
CVE
CVE-2026-5398
22 Apr 202602:23
cve
EUVD
EUVD-2026-24589
22 Apr 202602:23
euvd
FreeBSD Advisory
FreeBSD-SA-26:10.tty
21 Apr 202600:00
freebsd_advisory
Tenable Nessus
FreeBSD : FreeBSD -- Kernel use-after-free bug in the TIOCNOTTY handler (971b5528-3def-11f1-bb07-bc241121aa0a)
22 Apr 202600:00
nessus
NVD
CVE-2026-5398
22 Apr 202603:16
nvd
Packet Storm News
FreeBSD Security Advisory - FreeBSD-SA-26:10.tty
21 Apr 202600:00
packetstormnews
Rows per page
[
  {
    "defaultStatus": "unknown",
    "modules": [
      "tty"
    ],
    "product": "FreeBSD",
    "vendor": "FreeBSD",
    "versions": [
      {
        "status": "affected",
        "versionType": "release",
        "version": "15.0-RELEASE",
        "lessThan": "p6"
      },
      {
        "status": "affected",
        "versionType": "release",
        "version": "14.4-RELEASE",
        "lessThan": "p2"
      },
      {
        "status": "affected",
        "versionType": "release",
        "version": "14.3-RELEASE",
        "lessThan": "p11"
      },
      {
        "status": "affected",
        "versionType": "release",
        "version": "13.5-RELEASE",
        "lessThan": "p12"
      }
    ]
  }
]

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