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CVE-2026-58098

🗓️ 15 Oct 2026 06:15:44Reported by freebsdType 
cve
 cve
🔗 web.nvd.nist.gov👁 49 Views

Local unprivileged user can cause heap out-of-bounds access in semop(2) for privilege escalation.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
FreeBSD -- Heap out-of-bounds access in semop(2)
29 Sep 202600:00
–freebsd
circl
Circl
CVE-2026-58098
15 Oct 202606:39
–circl
cvelist
Cvelist
CVE-2026-58098 Heap out-of-bounds access in semop(2)
15 Oct 202606:15
–cvelist
euvd
EUVD
EUVD-2026-101855
15 Oct 202606:15
–euvd
freebsd_advisory
FreeBSD Advisory
FreeBSD-SA-26:64.sysvsem
29 Sep 202600:00
–freebsd_advisory
nessus
Tenable Nessus
FreeBSD : FreeBSD -- Heap out-of-bounds access in semop(2) (6ef25129-bccc-11f1-906f-bc241121aa0a)
1 Oct 202600:00
–nessus
mend
Mend
CVE-2026-58098
15 Oct 202606:15
–mend
nvd
NVD
CVE-2026-58098
15 Oct 202607:18
–nvd
ptsecurity
Positive Technologies
PT-2026-108739
9 Oct 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-58098: Out-of-bounds Write
15 Oct 202600:00
–rapid7
Rows per page
Vulners
Node
OR
freebsdfreebsdRange<15.1-release-p4
freebsdfreebsdRange<15.0-release-p14
freebsdfreebsdRange<14.5-release-p1
freebsdfreebsdRange<14.4-release-p10
[
  {
    "defaultStatus": "unknown",
    "modules": [
      "sysvsem"
    ],
    "product": "FreeBSD",
    "vendor": "FreeBSD",
    "versions": [
      {
        "status": "affected",
        "versionType": "release",
        "version": "15.1-RELEASE",
        "lessThan": "p4"
      },
      {
        "status": "affected",
        "versionType": "release",
        "version": "15.0-RELEASE",
        "lessThan": "p14"
      },
      {
        "status": "affected",
        "versionType": "release",
        "version": "14.5-RELEASE",
        "lessThan": "p1"
      },
      {
        "status": "affected",
        "versionType": "release",
        "version": "14.4-RELEASE",
        "lessThan": "p10"
      }
    ]
  }
]

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16 Oct 2026 15:17Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.18.4
EPSS0.00168
SSVC
49