PT-2026-34454

Name of the Vulnerable Software and Affected Versions Ollama affected versions not specified Description An out-of-bounds memory read and write issue exists in the GGUF GPT-Generated Unified Format quantization engine. This occurs because the engine lacks proper bounds checking and trusts tensor...

Out-of-bounds Read

Ollama is vulnerable to Out-of-bounds Read. The vulnerability is due to the ability to upload a malformed GGUF file containing only 4 bytes with a custom magic header. By using a custom Modelfile with a FROM statement pointing to an attacker-controlled blob, the attacker can cause a segmentation...