fkie_cve-2020-15681
Vulnerability from fkie_nvd
Published
2020-10-22 21:15
Modified
2024-11-21 05:06
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
When multiple WASM threads had a reference to a module, and were looking up exported functions, one WASM thread could have overwritten another's entry in a shared stub table, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 82.
References
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1666568Issue Tracking, Permissions Required, Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2020-45/Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=1666568Issue Tracking, Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2020-45/Release Notes, Vendor Advisory
Impacted products
Vendor Product Version
mozilla firefox *


To clipboard 

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      "value": "When multiple WASM threads had a reference to a module, and were looking up exported functions, one WASM thread could have overwritten another\u0027s entry in a shared stub table, resulting in a potentially exploitable crash. This vulnerability affects Firefox \u003c 82."
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      "value": "Cuando m\u00faltiples subprocesos WASM presentaban una referencia a un m\u00f3dulo y buscaban funciones exportadas, un subproceso WASM podr\u00eda haber sobrescrito la entrada de otro en una tabla de c\u00f3digos auxiliares compartida, lo que result\u00f3 en un bloqueo potencialmente explotable.\u0026#xa0;Esta vulnerabilidad afecta a Firefox versiones anteriores a 82"
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  "id": "CVE-2020-15681",
  "lastModified": "2024-11-21T05:06:00.330",
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