CVEvulnerability

CVE-2026-15685

7.5 HIGH Published 2026-07-13 Modified 2026-07-14 Official page ↗
Status
Analyzed
Published
2026-07-13
Last modified
2026-07-14
Assigner
[email protected]
CVSS 3.0 ([email protected])
7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-129

Description

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.

Affected configurations

• ollama ollama 0.7.1

Related

Weakness · CWE (1)

  • CWE-129 Improper Validation of Array Index weakness

References