ollama up to 0.3.14 GGUF Model array index

Summaryinfo

A vulnerability was found in ollama up to 0.3.14. It has been declared as problematic. Affected is an unknown function of the component GGUF Model Handler. Executing a manipulation can lead to array index. This vulnerability is handled as CVE-2025-0313. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic was found in ollama up to 0.3.14. This vulnerability affects some unknown processing of the component GGUF Model Handler. The manipulation with an unknown input leads to a array index vulnerability. The CWE definition for the vulnerability is CWE-129. The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array. As an impact it is known to affect availability. CVE summarizes:

A vulnerability in ollama/ollama versions <=0.3.14 allows a malicious user to create a GGUF model that can cause a denial of service (DoS) attack. The vulnerability is due to improper validation of array index bounds in the GGUF model handling code, which can be exploited via a remote network.

The advisory is shared for download at huntr.com. This vulnerability was named CVE-2025-0313 since 01/07/2025. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/21/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Name

• ollama

Version

• 0.3.0
• 0.3.1
• 0.3.2
• 0.3.3
• 0.3.4
• 0.3.5
• 0.3.6
• 0.3.7
• 0.3.8
• 0.3.9
• 0.3.10
• 0.3.11
• 0.3.12
• 0.3.13
• 0.3.14

CPE 2.3info

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CPE 2.2info

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