CVE-2025-1975— Improper Validation of Array Index in ollama/ollama
Quick assessment
Affected
ollama ollama/ollama
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.
Ollama是Ollama开源的一个可以在本地启动并运行的大型语言模型。 Ollama 0.5.11版本存在输入验证错误漏洞，该漏洞源于数组索引访问验证不足，可能导致拒绝服务攻击。
Possible ATT&CK Techniques 1 AI
T1499.001 · OS Exhaustion Flood
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I. Basic Information for CVE-2025-1975
Vulnerability Information
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Vulnerability Title
Improper Validation of Array Index in ollama/ollama
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the Ollama server version 0.5.11 allows a malicious user to cause a Denial of Service (DoS) attack by customizing the manifest content and spoofing a service. This is due to improper validation of array index access when downloading a model via the /api/pull endpoint, which can lead to a server crash.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
对数组索引的验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Ollama 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ollama是Ollama开源的一个可以在本地启动并运行的大型语言模型。 Ollama 0.5.11版本存在输入验证错误漏洞，该漏洞源于数组索引访问验证不足，可能导致拒绝服务攻击。
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 |
|---|---|---|---|---|
| ollama | ollama/ollama | unspecified ~ latest | - |
|
II. Public POCs for CVE-2025-1975
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
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Same vendor: ollama
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V. Comments for CVE-2025-1975
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