CVE-2020-15681 — Mozilla Firefox vulnerability
7 documents6 sources
Severity
7.5HIGHNVD
EPSS
0.4%
top 37.13%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedOct 22
Latest updateMay 24
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6
Affected Packages5 packages
🔴Vulnerability Details
2GHSA▶
GHSA-5fqm-5hwj-59mf: 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↗2022-05-24
OSV▶
CVE-2020-15681: 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↗2020-10-22