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Critical · 9.0 CVE-2025-47154 EUVD-2025-14653GHSA-g8g2-3hvq-w5f4

LibJS in Ladybird before f5a6704 mishandles the freeing of the vector that arguments_list references, leading to a use-after-free, and allo…

Published May 1, 2025 · Updated May 1, 2025 · Assigned by mitre

Description

LibJS in Ladybird before f5a6704 mishandles the freeing of the vector that arguments_list references, leading to a use-after-free, and allowing remote attackers to execute arbitrary code via a crafted .js file. NOTE: the GitHub README says "Ladybird is in a pre-alpha state, and only suitable for use by developers."

Affected products

VendorProductAffectedFixed
Ladybird Ladybird — —

References