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    RUSTSEC-2026-0316 (GHSA-JQPG-J7W6-42PR)

    Vulnerability from osv_rustsec – Published: 2026-09-24 12:00 – Updated: 2026-09-29 07:32 – Source website
    VLAI
    Summary
    Dynamic record lifting can allocate beyond the hostcall fuel limit
    Details

    This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-jqpg-j7w6-42pr For more information see the GitHub-hosted security advisory.

    Severity
    1.0 (Low)
    CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
    References
    To clipboard 

    {
  "affected": [
    {
      "database_specific": {
        "categories": [],
        "cvss": "CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
        "informational": null
      },
      "ecosystem_specific": {
        "affected_functions": null,
        "affects": {
          "arch": [],
          "functions": [],
          "os": []
        }
      },
      "package": {
        "ecosystem": "crates.io",
        "name": "wasmtime",
        "purl": "pkg:cargo/wasmtime"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.0.0-0"
            },
            {
              "fixed": "36.0.16"
            },
            {
              "introduced": "37.0.0"
            },
            {
              "fixed": "48.0.3"
            },
            {
              "introduced": "49.0.0"
            },
            {
              "fixed": "49.0.1"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "versions": []
    }
  ],
  "aliases": [
    "GHSA-jqpg-j7w6-42pr"
  ],
  "database_specific": {
    "license": "CC0-1.0"
  },
  "details": "This is an entry in the RustSec database for the Wasmtime security advisory\nlocated at\nhttps://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-jqpg-j7w6-42pr\nFor more information see the GitHub-hosted security advisory.",
  "id": "RUSTSEC-2026-0316",
  "modified": "2026-09-29T07:32:15Z",
  "published": "2026-09-24T12:00:00Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://crates.io/crates/wasmtime"
    },
    {
      "type": "ADVISORY",
      "url": "https://rustsec.org/advisories/RUSTSEC-2026-0316.html"
    },
    {
      "type": "WEB",
      "url": "https://github.com/bytecodealliance/wasmtime/pull/14415"
    }
  ],
  "related": [],
  "severity": [
    {
      "score": "CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Dynamic record lifting can allocate beyond the hostcall fuel limit"
}