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CVE-2026-7482

🗓️ 04 May 2026 12:38:28Reported by EchoType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 12 Media mentions👁 228 Views🌐 WEB

Ollama heap out-of-bounds read in GGUF tensor parsing leaks memory via unauthenticated endpoints.

Related
Detection
Affected
Refs
Paths
Social
ReporterTitlePublishedViews
Family
githubexploit
GithubExploit
Exploit for CVE-2026-7482
5 May 202619:55
–githubexploit
githubexploit
GithubExploit
Exploit for CVE-2026-7482
7 May 202616:35
–githubexploit
githubexploit
GithubExploit
ollama-silent-patches
9 Jun 202622:07
–githubexploit
attackerkb
attackerkb
CVE-2026-7482
4 May 202612:38
–attackerkb
alpinelinux
AlpineLinux
CVE-2026-7482
4 May 202612:38
–alpinelinux
bdu_fstec
BDU FSTEC
Ollama Loader Unauthenticated Access
10 Jun 202600:00
–bdu_fstec
cgr
Chainguard
CVE-2026-7482 vulnerabilities
9 May 202613:17
–cgr
circl
Circl
CVE-2026-7482
4 May 202614:15
–circl
cnnvd
CNNVD
Ollama buffer error vulnerability
4 May 202600:00
–cnnvd
cnvd
CNVD
Ollama GGUF Model Loader Heap Out-of-Bounds Read Vulnerability
6 May 202600:00
–cnvd
Rows per page
NVD
Node
ollamaollamaRange<0.17.1
[
  {
    "vendor": "ollama",
    "product": "ollama",
    "packageName": "ollama/ollama",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "0.17.1",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected",
    "collectionURL": "https://github.com",
    "repo": "https://github.com/ollama/ollama",
    "programFiles": [
      "fs/ggml/gguf.go",
      "server/quantization.go"
    ]
  }
]
ParameterPositionPathDescriptionCWE
namerequest body/api/createHeap out-of-bounds read in the GGUF model loader. By providing a maliciously crafted GGUF file (via /api/blobs/) that declares a tensor size exceeding the actual file length, an attacker can trigger a heap OOB read during the quantization process (e.g., when using quantize=Q8_0).CWE-125
filesrequest body/api/createHeap out-of-bounds read in the GGUF model loader. By providing a maliciously crafted GGUF file (via /api/blobs/) that declares a tensor size exceeding the actual file length, an attacker can trigger a heap OOB read during the quantization process (e.g., when using quantize=Q8_0).CWE-125
quantizerequest body/api/createHeap out-of-bounds read in the GGUF model loader. By providing a maliciously crafted GGUF file (via /api/blobs/) that declares a tensor size exceeding the actual file length, an attacker can trigger a heap OOB read during the quantization process (e.g., when using quantize=Q8_0).CWE-125
sha256:<hash>upload data/api/blobs/sha256:<hash>Endpoint used to upload the malicious GGUF file. The file contains a declared tensor offset and size that exceed the file's actual length, which is then processed by the /api/create endpoint.CWE-125

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17 Jun 2026 11:02Current
6.8Medium risk
Vulners AI Score6.8
CVSS 48.8
CVSS 3.19.1
EPSS0.02241
SSVC
228