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      <title>CVE-2026-86289 — Ollama GGUF Decoder gguf.go readGGUFV1String integer overflow</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-86289</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ollama&lt;/p&gt;
&lt;p&gt;A vulnerability was found in Ollama up to 0.31.1. This issue affects the function readGGUFV1String of the file fs/ggml/gguf.go of the component GGUF Decoder. Performing a manipulation results in integer overflow. The attack is possible to be carried out remotely. The exploit has been made public and could be used. Upgrading to version 0.31.2-rc1 is capable of addressing this issue. The patch is named 67b6a1c2d45321e0cb3c04a18073f9818de7724b. It is recommended to upgrade the affected component.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; Ollama&lt;/p&gt;
&lt;p&gt;A vulnerability was found in Ollama up to 0.31.1. This issue affects the function readGGUFV1String of the file fs/ggml/gguf.go of the component GGUF Decoder. Performing a manipulation results in integer overflow. The attack is possible to be carried out remotely. The exploit has been made public and could be used. Upgrading to version 0.31.2-rc1 is capable of addressing this issue. The patch is named 67b6a1c2d45321e0cb3c04a18073f9818de7724b. It is recommended to upgrade the affected component.&lt;/p&gt;</content:encoded>
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