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OpenAdvisories
High · 7.7 CVE-2022-4291 EUVD-2022-51647GHSA-m5gg-2gxj-3qqx

Aswjsflt.dll in Avast Antivirus windows caused a crash of the Mozilla Firefox browser due to heap corruption

Published Dec 7, 2022 · Updated Apr 14, 2025 · Assigned by NLOK

Description

The aswjsflt.dll library from Avast Antivirus windows contained a potentially exploitable heap corruption vulnerability that could enable an attacker to bypass the sandbox of the application it was loaded into, if applicable. This issue was fixed in version 18.0.1478 of the Script Shield Component.

Affected products

VendorProductAffectedFixed
NortonLifelock Avast Antivirus ≤ 18.0.1473.0 —

Advisories 1

References