Catálogo de CVE

CVE-2026-115383

UBUNTU-

[Catálogo de CVE]

Wasmtime 47.0.0 before 48.0.4 and 49.0.0 before 49.0.2 contains an improper validation vulnerability that accepts components whose core modules import WebAssembly tags with a subtype of the original type. Malicious guests can mis-type exception object payloads to corrupt the GC heap, causing Wasmtime to panic when the exceptions proposal is enabled.

Gravedad
Desconocido
Published
Updated
Source
[NVD] · [CVE record]
EPSS
0.18% · Oct 27, 2026

Reported versions and fixes

Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.

Distribution / releasePackageVersionStatusSource
Ubuntu26.10rust-wasmtime36.0.13+dfsg-1Affected[UBUNTU-CVE-2026-115383]
Ubuntu26.10rust-wasmtime36.0.5+dfsg-1Affected[UBUNTU-CVE-2026-115383]
Ubuntu26.04rust-wasmtime26.0.1+dfsg-3Affected[UBUNTU-CVE-2026-115383]
Ubuntu26.04rust-wasmtime26.0.1+dfsg-4Affected[UBUNTU-CVE-2026-115383]
Ubuntu26.04rust-wasmtime28.0.1+dfsg-3Affected[UBUNTU-CVE-2026-115383]
Ubuntu26.04rust-wasmtime29.0.1+dfsg-5Affected[UBUNTU-CVE-2026-115383]
Ubuntu26.04rust-wasmtime36.0.5+dfsg-1Affected[UBUNTU-CVE-2026-115383]
Ubuntu24.04rust-wasmtime10.0.1+dfsg-7Affected[UBUNTU-CVE-2026-115383]
Ubuntu24.04rust-wasmtime15.0.1+dfsg-4Affected[UBUNTU-CVE-2026-115383]
Ubuntu24.04rust-wasmtime16.0.0+dfsg-2Affected[UBUNTU-CVE-2026-115383]
Ubuntu24.04rust-wasmtime16.0.0+dfsg-3Affected[UBUNTU-CVE-2026-115383]
Provider details and historical evidence
Distribution / releasePackageVersionStatusSource
Ubuntu24.04rust-wasmtime10.0.1+dfsg-7Affected[UBUNTU-CVE-2026-115383]
Ubuntu24.04rust-wasmtime15.0.1+dfsg-4Affected[UBUNTU-CVE-2026-115383]
Ubuntu24.04rust-wasmtime16.0.0+dfsg-2Affected[UBUNTU-CVE-2026-115383]
Ubuntu24.04rust-wasmtime16.0.0+dfsg-3Affected[UBUNTU-CVE-2026-115383]
Ubuntu26.04rust-wasmtime26.0.1+dfsg-3Affected[UBUNTU-CVE-2026-115383]
Ubuntu26.04rust-wasmtime26.0.1+dfsg-4Affected[UBUNTU-CVE-2026-115383]
Ubuntu26.04rust-wasmtime28.0.1+dfsg-3Affected[UBUNTU-CVE-2026-115383]
Ubuntu26.04rust-wasmtime29.0.1+dfsg-5Affected[UBUNTU-CVE-2026-115383]
Ubuntu26.04rust-wasmtime36.0.5+dfsg-1Affected[UBUNTU-CVE-2026-115383]
Ubuntu26.10rust-wasmtime36.0.13+dfsg-1Affected[UBUNTU-CVE-2026-115383]
Ubuntu26.10rust-wasmtime36.0.5+dfsg-1Affected[UBUNTU-CVE-2026-115383]
Original provider fields
{
  "package_releases": [],
  "fixed_versions": [],
  "distribution_packages": [
    {
      "name": "rust-wasmtime",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "24.04",
      "versions": [
        "10.0.1+dfsg-7",
        "15.0.1+dfsg-4",
        "16.0.0+dfsg-2",
        "16.0.0+dfsg-3"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-115383",
      "fixed_version": "",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2026-115383",
      "provider_updated_at": "2026-10-27T04:17:48.379250828Z"
    },
    {
      "name": "rust-wasmtime",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "26.10",
      "versions": [
        "36.0.5+dfsg-1",
        "36.0.13+dfsg-1"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-115383",
      "fixed_version": "",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2026-115383",
      "provider_updated_at": "2026-10-27T04:17:48.379250828Z"
    },
    {
      "name": "rust-wasmtime",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "26.04",
      "versions": [
        "26.0.1+dfsg-3",
        "26.0.1+dfsg-4",
        "28.0.1+dfsg-3",
        "29.0.1+dfsg-5",
        "36.0.5+dfsg-1"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-115383",
      "fixed_version": "",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2026-115383",
      "provider_updated_at": "2026-10-27T04:17:48.379250828Z"
    }
  ]
}

OpenFactory catalog packages

La asociación de paquetes está en curso.

Observado:

Referencias

[FIRST EPSS] · [OSV Package Vulnerability Database]