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New CVE Detected

CVE-2026-7482 – Heap out-of-bounds read in Ollama GGUF model loader

## Summary

**CVE-2026-7482** is a high/critical vulnerability in Ollama (model server) prior to **v0.17.1**. A crafted GGUF model file can trigger a **heap out-of-bounds read** in the GGUF model loader during quantization, allowing an attacker to read sensitive memory and exfiltrate it via the product’s model-push functionality.

## Affected software

* Ollama versions **prior to 0.17.1** (i.e., all releases before the fix in v0.17.1).

## Mitigation and recommendations

* **Immediate action:** upgrade Ollama to **v0.17.1** (or later) which contains the upstream fix.
* **Short-term mitigations if patching is delayed:**
* Restrict network access to Ollama management endpoints (bind to localhost, firewall rules, or use a reverse proxy with authentication and allowlisting).
* Do not expose Ollama’s API endpoints directly to the public Internet.
* Monitor outbound uploads from Ollama for suspicious pushes to unknown registries.

## IONIX Status

The IONIX research team is tracking ongoing exploitation attempts and recommends immediate patching. Potentially affected assets are outlined in this post.

References:

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