CVE-2025-15514: Ollama null pointer dereference in image processing
Ollama
Ollama contains a null pointer dereference vulnerability in multi-modal image processing via the chat endpoint. Remote attackers can exploit malformed base64 image data to crash the service.
disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why
- CVSS
- 8.7
- EPSS
- 0.01 · top 44% · 2026-11-13
- fix status
- Fix status unknown
- first report
- 12 Jan 2026
- last update
- 12 Jan 2026
- CVE ids
Timeline · 1
Sources · 1
Advisories and databases
- 2026-01-12CVE-2025-15514: Ollama 0.11.5-rc0 through current version 0.13.5 contain a null pointer dereference vulnerability in the multi-modal model image…NVD · nvd.nist.gov/vuln/detail/CVE-2025-15514
Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.
Classification
- lane
- Patch now
- AI role
- Attack on AI
- categories
- Infrastructure vulnerability
- severity
- 2 · Disclosed vulnerability
- fix status
- Fix status unknown
- targets
- Framework / tooling
- owasp llm top 10
- LLM03:2025 Supply Chain
- mitre atlas
- no technique for these categories
- dates
- happened 12 Jan 2026 · first reported 12 Jan 2026
- origin
- NVDVulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
- record
- confidence 0.95 · created 2026-10-18 10:04Z · updated 2026-10-18 10:04Z
Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned
Copy a brief
This record as a short Markdown brief, for a ticket, a chat or a coding agent.
the brief as text
# CVE-2025-15514: Ollama null pointer dereference in image processing https://gcdradar.vercel.app/incidents/cve-2025-15514-ollama-null-pointer-dereference-in-image-proc · AIR-2026-0939 · closed 2026-01-12 - Lane: Patch now - Severity: 2 (Disclosed vulnerability) - Fix status: Fix status unknown - First reported: 2026-01-12 - AI role: Attack on AI - Products: Ollama - CVE ids: CVE-2025-15514 - CVSS: 8.7 ## Summary Ollama contains a null pointer dereference vulnerability in multi-modal image processing via the chat endpoint. Remote attackers can exploit malformed base64 image data to crash the service. ## What to do No action recorded; read the sources below and the vendor's advisory. ## Latest updates - 2026-01-12: CVE-2025-15514: Ollama 0.11.5-rc0 through current version 0.13.5 contain a null pointer dereference vulnerability in the multi-modal model image… (https://nvd.nist.gov/vuln/detail/CVE-2025-15514) ## Sources - 2026-01-12 NVD: CVE-2025-15514: Ollama 0.11.5-rc0 through current version 0.13.5 contain a null pointer dereference vulnerability in the multi-modal model image… https://nvd.nist.gov/vuln/detail/CVE-2025-15514 Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.
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AI