CVE-2021-41959: Missing Release of Memory after Effective Lifetime

May 3, 2022 (updated May 11, 2022)

JerryScript Git version 14ff5bf does not sufficiently track and release allocated memory via jerry-core/ecma/operations/ecma-regexp-object.c after RegExp, which causes a memory leak.

References

github.com/jerryscript-project/jerryscript/issues/4781
github.com/jerryscript-project/jerryscript/pull/4787
nvd.nist.gov/vuln/detail/CVE-2021-41959

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