CVE-2020-14163
mediumpriority · track · 30EPSS 0.013 · 70 %ileEUUSEPSS · scored 2026-10-27
An issue was discovered in ecma/operations/ecma-container-object.c in JerryScript 2.2.0. Operations with key/value pairs did not consider the case where garbage collection is triggered after the key operation but before the value operation, as demonstrated by improper read access to memory in ecma_gc_set_object_visited in ecma/base/ecma-gc.c.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (8)
External citations — patches, advisories, analysis.
- https://github.com/jerryscript-project/jerryscript/commit/c2b662170245a16f46ce02eae68815c325d99821cnnvd
- https://github.com/jerryscript-project/jerryscript/issues/3804cnnvd
- https://github.com/jerryscript-project/jerryscript/pull/3805/commits/9d76c134c24cfb92ec079ce4298f8eff51a50416cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2020-14163cnnvd
- https://github.com/jerryscript-project/jerryscript/commit/c2b662170245a16f46ce02eae68815c325d99821enisa_euvd
- https://github.com/jerryscript-project/jerryscript/issues/3804enisa_euvd
- https://github.com/jerryscript-project/jerryscript/commit/c2b662170245a16f46ce02eae68815c325d99821PatchVendor Advisorynvd
- https://github.com/jerryscript-project/jerryscript/issues/3804Third Party Advisorynvd
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