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EUVD-2026-21024

🗓️ 09 Apr 2026 20:23:02Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 4 Views

Wasmtime Winch mis-typed 64-bit table.size could reveal stack data; fixed in 36.0.7, 42.0.2, 43.0.1.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-34945
9 Apr 202618:40
attackerkb
Chainguard
CVE-2026-34945 vulnerabilities
22 Apr 202607:18
cgr
CNNVD
wasmtime 安全漏洞
9 Apr 202600:00
cnnvd
CVE
CVE-2026-34945
9 Apr 202618:40
cve
Cvelist
CVE-2026-34945 Wasmtime leaks host data with 64-bit tables and Winch
9 Apr 202618:40
cvelist
Debian CVE
CVE-2026-34945
9 Apr 202618:40
debiancve
Github Security Blog
Wasmtime has host data leakage with 64-bit tables and Winch
9 Apr 202620:23
github
NVD
CVE-2026-34945
9 Apr 202619:16
nvd
OPENSUSE Linux
libtree-sitter0_26-0.26.8-1.1 on GA media (moderate)
23 Apr 202600:00
opensuse
OPENSUSE Linux
Security update for tree-sitter (important)
19 May 202600:00
opensuse
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "a9a8cabb-9844-3893-9327-d53120be57c0",
        "vendor": {
          "name": "bytecodealliance"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "0095e70d-4272-3669-a453-0668887ef312",
        "product": {
          "name": "wasmtime"
        },
        "product_version": "43.0.0, < 44.0.1"
      },
      {
        "id": "25f79828-359e-31b8-a4e7-913beec8bbd7",
        "product": {
          "name": "wasmtime"
        },
        "product_version": "37.0.0, < 42.0.2"
      },
      {
        "id": "44c9f25c-100e-3b60-b13b-578b0fcc40b9",
        "product": {
          "name": "wasmtime"
        },
        "product_version": "25.0.0, < 36.0.7"
      }
    ]
  }
]

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09 Apr 2026 20:23Current
5.9Medium risk
Vulners AI Score5.9
CVSS 42.3
EPSS0.00014
4