How severe is CVE-2025-0317?

CVE-2025-0317 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-0317 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-0317?

CVE-2025-0317 affects Ollama. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-0317?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-0317 have an EU (EUVD) identifier?

Yes. CVE-2025-0317 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-6832.

When was CVE-2025-0317 published?

CVE-2025-0317 was published on 2025-03-20 and last updated on 2026-06-17.

CVE-2025-0317

CVE-2025-0317 is a high-severity vulnerability in Ollama with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 13% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-369.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 13% (96th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-6832
Weakness: CWE-369
Affected product: Ollama
Published: 2025-03-20
Last modified: 2026-06-17

Description

A vulnerability in ollama/ollama versions <=0.3.14 allows a malicious user to upload and create a customized GGUF model file on the Ollama server. This can lead to a division by zero error in the ggufPadding function, causing the server to crash and resulting in a Denial of Service (DoS) attack.

Frequently asked questions

What is CVE-2025-0317?: A vulnerability in ollama/ollama versions <=0.3.14 allows a malicious user to upload and create a customized GGUF model file on the Ollama server. This can lead to a division by zero error in the ggufPadding function, causing the server to crash and resulting in a Denial of Service (DoS) attack.
How severe is CVE-2025-0317?: CVE-2025-0317 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-0317 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-0317?: CVE-2025-0317 affects Ollama. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-0317?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-0317 have an EU (EUVD) identifier?: Yes. CVE-2025-0317 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-6832.
When was CVE-2025-0317 published?: CVE-2025-0317 was published on 2025-03-20 and last updated on 2026-06-17.

References

https://huntr.com/bounties/a9951bca-9bd8-49b2-b143-4cd4219f9fa0

Affected products (1)

cpe:2.3:a:ollama:ollama:*:*:*:*:*:*:*:*

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