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CVE-2026-58087 Heap out-of-bounds access in semctl(2)

🗓️ 19 Aug 2026 07:47:50Reported by freebsdType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

Linux kernel semctl(2) sequence-number wrap causes heap OOB read/write enabling privilege escalation.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
FreeBSD -- Heap out-of-bounds access in semctl(2)
29 Jul 202600:00
freebsd
cve
CVE
CVE-2026-58087
19 Aug 202607:47
cve
euvd
EUVD
EUVD-2026-62364
19 Aug 202609:31
euvd
freebsd_advisory
FreeBSD Advisory
FreeBSD-SA-26:54.sysvsem
29 Jul 202600:00
freebsd_advisory
nessus
Tenable Nessus
FreeBSD : FreeBSD -- Heap out-of-bounds access in semctl(2) (aa5f956e-8bb8-11f1-a6ab-bc241121aa0a)
30 Jul 202600:00
nessus
nvd
NVD
CVE-2026-58087
19 Aug 202608:17
nvd
packetstormnews
Packet Storm News
FreeBSD Security Advisory - FreeBSD-SA-26:54.sysvsem
29 Jul 202600:00
packetstormnews
ptsecurity
Positive Technologies
PT-2026-78319
19 Aug 202600:00
ptsecurity
[
  {
    "defaultStatus": "unknown",
    "modules": [
      "sysvsem"
    ],
    "product": "FreeBSD",
    "vendor": "FreeBSD",
    "versions": [
      {
        "status": "affected",
        "versionType": "release",
        "version": "15.1-RELEASE",
        "lessThan": "p2"
      },
      {
        "status": "affected",
        "versionType": "release",
        "version": "15.0-RELEASE",
        "lessThan": "p12"
      },
      {
        "status": "affected",
        "versionType": "release",
        "version": "14.4-RELEASE",
        "lessThan": "p8"
      }
    ]
  }
]

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