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CVE-2026-16873 Vulnerabilities in IBM AIX and PowerVM VIOS

🗓️ 19 Aug 2026 19:41:48Reported by ibmType 
cvelist
 cvelist
🔗 www.cve.org👁 42 Views

Out-of-bounds write in IBM AIX 7.2/7.3 and PowerVM VIOS 4.1 enables local privilege escalation.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
nessus
Tenable Nessus
AIX : Multiple Vulnerabilities (IJ59563)
21 Aug 202600:00
–nessus
nessus
Tenable Nessus
AIX : Multiple Vulnerabilities (IJ59564)
21 Aug 202600:00
–nessus
nessus
Tenable Nessus
AIX : Multiple Vulnerabilities (IJ59565)
21 Aug 202600:00
–nessus
nessus
Tenable Nessus
AIX : Multiple Vulnerabilities (IJ59566)
21 Aug 202600:00
–nessus
cve
CVE
CVE-2026-16873
19 Aug 202619:41
–cve
euvd
EUVD
EUVD-2026-62875
19 Aug 202619:41
–euvd
ncsc
NCSC
Several vulnerabilities exist in IBM AIX and IBM PowerVM VIOS.
21 Aug 202608:13
–ncsc
nvd
NVD
CVE-2026-16873
19 Aug 202620:17
–nvd
ptsecurity
Positive Technologies
PT-2026-78622
19 Aug 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-16873: Out-of-bounds Write
19 Aug 202600:00
–rapid7
Rows per page
[
  {
    "vendor": "IBM",
    "product": "AIX",
    "versions": [
      {
        "status": "affected",
        "version": "7.2"
      },
      {
        "status": "affected",
        "version": "7.3"
      }
    ],
    "cpes": [
      "cpe:2.3:a:ibm:aix:7.2:*:*:*:*:*:*:*",
      "cpe:2.3:a:ibm:aix:7.2.0:*:*:*:*:*:*:*",
      "cpe:2.3:a:ibm:aix:7.3:*:*:*:*:*:*:*",
      "cpe:2.3:a:ibm:aix:7.3.0:*:*:*:*:*:*:*"
    ]
  },
  {
    "vendor": "IBM",
    "product": "PowerVM VIOS",
    "versions": [
      {
        "status": "affected",
        "version": "4.1"
      }
    ],
    "cpes": [
      "cpe:2.3:a:ibm:powervm_vios:4.1:*:*:*:*:*:*:*",
      "cpe:2.3:a:ibm:powervm_vios:4.1.0:*:*:*:*:*:*:*"
    ]
  }
]

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19 Aug 2026 19:41Current
CVSS 3.17.8
EPSS0.00153
SSVC
42