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CVE-2026-39461

🗓️ 21 May 2026 09:20:26Reported by freebsdType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 81 Views

CVE-2026-39461: libcasper uses select on UNIX sockets without validating descriptors, risking stack overflow and potential privilege escalation.

Related
Detection
Affected
Refs
Social
NVD
Node
freebsdfreebsdMatch14.3-
OR
freebsdfreebsdMatch14.3p1
OR
freebsdfreebsdMatch14.3p10
OR
freebsdfreebsdMatch14.3p11
OR
freebsdfreebsdMatch14.3p12
OR
freebsdfreebsdMatch14.3p13
OR
freebsdfreebsdMatch14.3p2
OR
freebsdfreebsdMatch14.3p3
OR
freebsdfreebsdMatch14.3p4
OR
freebsdfreebsdMatch14.3p5
OR
freebsdfreebsdMatch14.3p6
OR
freebsdfreebsdMatch14.3p7
OR
freebsdfreebsdMatch14.3p8
OR
freebsdfreebsdMatch14.3p9
OR
freebsdfreebsdMatch14.4-
OR
freebsdfreebsdMatch14.4p1
OR
freebsdfreebsdMatch14.4p2
OR
freebsdfreebsdMatch14.4p3
OR
freebsdfreebsdMatch14.4p4
OR
freebsdfreebsdMatch14.4rc1
OR
freebsdfreebsdMatch15.0-
OR
freebsdfreebsdMatch15.0p1
OR
freebsdfreebsdMatch15.0p2
OR
freebsdfreebsdMatch15.0p3
OR
freebsdfreebsdMatch15.0p4
OR
freebsdfreebsdMatch15.0p5
OR
freebsdfreebsdMatch15.0p6
OR
freebsdfreebsdMatch15.0p7
OR
freebsdfreebsdMatch15.0p8
[
  {
    "defaultStatus": "unknown",
    "modules": [
      "libcasper"
    ],
    "product": "FreeBSD",
    "vendor": "FreeBSD",
    "versions": [
      {
        "status": "affected",
        "versionType": "release",
        "version": "15.0-RELEASE",
        "lessThan": "p9"
      },
      {
        "status": "affected",
        "versionType": "release",
        "version": "14.4-RELEASE",
        "lessThan": "p5"
      },
      {
        "status": "affected",
        "versionType": "release",
        "version": "14.3-RELEASE",
        "lessThan": "p14"
      }
    ]
  }
]

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21 May 2026 19:01Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.18.8
EPSS0.00009
SSVC
81