7.5

CVE-2026-15685

Ollama downloadBlob Improper Validation of Array Index Denial-of-Service Vulnerability

Ollama downloadBlob Improper Validation of Array Index Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Ollama. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the downloadBlob function. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated array. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-27277.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Ollama ≫ Ollama Version0.7.1 Update-
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.39% 0.312
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Trend Micro 7.5 3.9 3.6
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-129 Improper Validation of Array Index

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.

https://www.zerodayinitiative.com/advisories/ZDI-26-403/
Third Party Advisory