Advisoriesby IbisOllamaGHSA-2xf2-gjm6-g2c6
Ollama Divide by Zero Vulnerability
No fix yet
A divide by zero vulnerability exists in ollama/ollama version v0.3.3. The vulnerability occurs when importing GGUF models with a crafted type for block_count in the Modelfile. This can lead to a denial of service (DoS) condition when the server processes the model, causing it to crash.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| github.com/ollama/ollama Go | <= 0.3.3 | No fix yet |
Details and references
- CVSS 3.0
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity from
- GitHub (reviewed advisory)
- Weakness
- CWE-369
- Also known as
- CVE-2024-8063, GO-2025-3689
More Ollama advisories
All Ollama
Ollama Server Vulnerable to Denial of Service (DoS) AttackCVE-2025-1975no fix yetOllama Divide By Zero vulnerabilityCVE-2025-0317no fix yetOllama Allocation of Resources Without Limits or Throttling vulnerabilityCVE-2025-0315no fix yetOllama Denial of Service (DoS) via Null Pointer DereferenceCVE-2025-0312no fix yetOllama Vulnerable to Denial of Service (DoS) via Crafted GZIPCVE-2024-12886no fix yetOllama Allows Out-of-Bounds ReadCVE-2024-12055no fix yet