High [CVE-2026-5757] Information disclosure vulnerability in model quantization engine
This high-severity Red Hat Linux advisory covers CVE-2026-5757.
Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.
VulniPulse record published Record updated
Summary
Unauthenticated remote information disclosure vulnerability in Ollama's model quantization engine allows an attacker to read and exfiltrate the server's heap memory, potentially leading to sensitive data exposure, further compromise, and stealthy persistence.
This vulnerability is rated Important due to the potential for remote exploitation without authentication. Red Hat severity: Important — CVSS 7.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
Weakness: CWE-825. Red Hat lists Migration Toolkit for Applications 8; Red Hat Ansible Automation Platform 2; Red Hat build of Debezium 3; Red Hat OpenShift AI (RHOAI); Red Hat Trusted Profile Analyzer as not affected.
Is CVE-2026-5757 exploited?
No exploitation is reported in the sources VulniPulse tracks: CVE-2026-5757 is not in the CISA KEV catalog (checked ) and this advisory does not report exploitation. That is not proof the vulnerability cannot be exploited.
How do I fix CVE-2026-5757?
The advisory VulniPulse tracks names no fixed release. Follow Red Hat's guidance for workarounds and updates.
Confirm against the vendor advisory before you patch.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative. Check it before change work.
Official advisory · high-confidence parse· fetched 13 days ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists. Confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 13 days ago·verify at source
Mitigation checklist
- To mitigate this vulnerability, restrict network access to the Ollama service. Configure firewall rules to limit access to trusted networks or localhost only. If the Ollama service is running, a restart may be required for the changes to take effect.
Official advisory · high-confidence parse· fetched 13 days ago·verify at source
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