CVE-2026-4932— This Power System update is being released to address Insufficient Entropy
Quick assessment
Affected
IBM PowerVM Hypervisor
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 powervm hypervisor是美国IBM公司的一款企业级虚拟化管理程序。 IBM PowerVM Hypervisor FW1110.00至FW1110.20版本和FW1060.00至FW1060.71版本存在加密问题漏洞，该漏洞源于加密熵不足，可能导致具有物理访问权限的攻击者解密加密内存。
Possible ATT&CK Techniques 1 AI
T1530 · Data from Cloud StorageAffected Version Matrix 2
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| IBM | PowerVM Hypervisor | FW1110.00≤ FW1110.20 |
affected |
FW1060.00≤ FW1060.71 |
affected |
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I. Basic Information for CVE-2026-4932
Vulnerability Information
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Vulnerability Title
This Power System update is being released to address Insufficient Entropy
Source: CVE Program / CVE List V5
Vulnerability Description
IBM PowerVM Hypervisor FW1110.00 through FW1110.20, and FW1060.00 through FW1060.71 could allow an attacker with physical access to the Transparent Memory Encryption (TME) hardware to decrypt encrypted memory due to insufficient cryptographic entropy.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息熵不充分
Source: CVE Program / CVE List V5
Vulnerability Title
IBM PowerVM Hypervisor 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM powervm hypervisor是美国IBM公司的一款企业级虚拟化管理程序。 IBM PowerVM Hypervisor FW1110.00至FW1110.20版本和FW1060.00至FW1060.71版本存在加密问题漏洞，该漏洞源于加密熵不足，可能导致具有物理访问权限的攻击者解密加密内存。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| IBM | PowerVM Hypervisor | FW1110.00 ~ FW1110.20 |
cpe:2.3:a:ibm:powervm_hypervisor:fw1110.00:*:*:*:*:*:*:*
|
|
II. Public POCs for CVE-2026-4932
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-4932 (1)
Same Patch Batch · IBM · 2026-07-28 · 31 CVEs total
| CVE-2026-14446 | 9.8 CRITICAL | IBM WebSphere Application Server is affected by a privilege escalation |
| CVE-2026-14512 | 9.8 CRITICAL | IBM WebSphere Application Server is affected by an unsafe deserialization and exposure of |
| CVE-2026-14973 | 9.3 CRITICAL | Path Traversal in IBM Desktop App |
| CVE-2026-14958 | 9.1 CRITICAL | OS command injection in IBM Aspera Faspex |
| CVE-2026-14959 | 9.1 CRITICAL | OS Command Injection in IBM Aspera Faspex |
| CVE-2026-15064 | 8.7 HIGH | IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by |
| CVE-2026-15325 | 8.7 HIGH | IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by |
| CVE-2026-14996 | 8.2 HIGH | Multiple vulnerabilities in IBM Aspera Faspex |
| CVE-2026-7769 | 8.1 HIGH | SQL injection Security Vulnerability in IBM Sterling B2B Integrator and IBM Sterling File |
| CVE-2026-14974 | 8.1 HIGH | IBM WebSphere Application Server is affected by cross-site scripting and deserialization v |
| CVE-2026-14981 | 7.5 HIGH | IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by |
| CVE-2026-15057 | 7.5 HIGH | IBM WebSphere Application Server Liberty is affected by a denial of service vulnerability |
| CVE-2026-15280 | 7.5 HIGH | IBM WebSphere Application Server Liberty is affected by a remote code execution and path-s |
| CVE-2026-13463 | 7.5 HIGH | Due to use of IBM Storage Protect, IBM Cloud Pak System is affected by vulnerability [] |
| CVE-2026-15328 | 7.4 HIGH | IBM WebSphere Application Server and WebSphere Application Server Liberty is inconsistent |
| CVE-2026-14528 | 7.4 HIGH | IBM WebSphere Application Server is affected by an unsafe deserialization and exposure of |
| CVE-2026-14893 | 7.3 HIGH | IBM Instana Observability is affected by multiple Prototype Pollution within Instana Agent |
| CVE-2026-13442 | 7.1 HIGH | Langflow is affected by NET Misconfiguration: Use of Impersonation due to multiple unauthe |
| CVE-2026-14976 | 7.1 HIGH | IBM WebSphere Application Server Liberty is affected by a remote code execution and path-s |
| CVE-2026-16192 | 7.1 HIGH | IBM WebSphere Application Server Liberty is affected by a denial of service |
Showing top 20 of 31 CVEs. View all on vendor page → →
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V. Comments for CVE-2026-4932
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