Description
Espruino before 1.99 allows attackers to cause a denial of service (application crash) and a potential Information Disclosure with user crafted input files via a Buffer Overflow or Out-of-bounds Read during syntax parsing of certain for loops in jsparse.c.
References
- https://github.com/espruino/Espruino/files/2025968/test_2.txt
- https://github.com/espruino/Espruino/files/2025956/test_0.txt
- https://github.com/espruino/Espruino/files/2025963/test_1.txt
- https://github.com/espruino/Espruino/commit/bf4416ab9129ee3afd56739ea4e3cd0da5484b6b
- https://github.com/espruino/Espruino/issues/1437