Published: 22/10/2020 Updated: 30/10/2020

CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10

CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9

VMScore: 445

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

A memory corruption issue has been found in Firefox prior to 82.0 where, when multiple WASM threads had a reference to a module, and were looking up exported functions, one WASM thread could have overwritten the entry of another thread in a shared stub table, resulting in a potentially exploitable crash.

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mozilla firefox

Mozilla Foundation Security Advisory 2020-45 Security Vulnerabilities fixed in Firefox 82 Announced October 20, 2020 Impact high Products Firefox Fixed in Firefox 82 ...

A memory corruption issue has been found in Firefox before 820 where, when multiple WASM threads had a reference to a module, and were looking up exported functions, one WASM thread could have overwritten the entry of another thread in a shared stub table, resulting in a potentially exploitable crash ...

NVD-CWE-noinfo https://www.mozilla.org/security/advisories/mfsa2020-45/https://bugzilla.mozilla.org/show_bug.cgi?id=1666568 https://nvd.nist.gov https://www.mozilla.org/en-US/security/advisories/mfsa2020-45/https://security.archlinux.org/CVE-2020-15681

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CVE-2020-15681

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