CVE-2026-16951— Vulnerabilities in IBM AIX and PowerVM VIOS
Quick assessment
Affected
IBM AIX
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
IBM AIX 7.2 和 7.3，以及 IBM PowerVM VIOS 4.1 存在漏洞，允许本地经过身份验证的攻击者通过基于堆的缓冲区溢出执行任意代码。
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege EscalationAffected Version Matrix 3
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| IBM | AIX | 7.2 |
affected |
7.3 |
affected | ||
| IBM | PowerVM VIOS | 4.1 |
affected |
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I. Basic Information for CVE-2026-16951
Vulnerability Information
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Vulnerability Title
Vulnerabilities in IBM AIX and PowerVM VIOS
Source: CVE Program / CVE List V5
Vulnerability Description
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local authenticated attacker to execute arbitrary code due to a heap-based buffer overflow.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| IBM | AIX | 7.2 |
cpe:2.3:a:ibm:aix:7.2:*:*:*:*:*:*:*
|
|
| IBM | PowerVM VIOS | 4.1 |
cpe:2.3:a:ibm:powervm_vios:4.1:*:*:*:*:*:*:*
|
|
II. Public POCs for CVE-2026-16951
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Other References for CVE-2026-16951 (1)
Same Patch Batch · IBM · 2026-08-20 · 75 CVEs total
| CVE-2026-18835 | 9.9 CRITICAL | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-17152 | 9.8 CRITICAL | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-17040 | 9.8 CRITICAL | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-17145 | 9.8 CRITICAL | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-17118 | 9.8 CRITICAL | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-17160 | 9.8 CRITICAL | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-17122 | 9.8 CRITICAL | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-17136 | 9.8 CRITICAL | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-17157 | 9.8 CRITICAL | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-17141 | 9.8 CRITICAL | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-17142 | 9.8 CRITICAL | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-17422 | 9.3 CRITICAL | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-16926 | 9.1 CRITICAL | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-16934 | 8.8 HIGH | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-16936 | 8.8 HIGH | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-16932 | 8.8 HIGH | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-19449 | 8.8 HIGH | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-16996 | 8.8 HIGH | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-18832 | 8.8 HIGH | Vulnerabilities in IBM AIX and PowerVM VIOS |
| CVE-2026-17436 | 8.8 HIGH | Vulnerabilities in IBM AIX and PowerVM VIOS |
Showing top 20 of 75 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2026-16951
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