CVE-2021-43453

NameCVE-2021-43453
DescriptionA Heap-based Buffer Overflow vulnerability exists in JerryScript 2.4.0 and prior versions via an out-of-bounds read in parser_parse_for_statement_start in the js-parser-statm.c file. This issue is similar to CVE-2020-29657.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
iotjs (PTS)buster1.0-1vulnerable
bookworm, sid, bullseye1.0+715-1vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
iotjssource(unstable)(unfixed)

Notes

[bullseye] - iotjs <no-dsa> (Minor issue)
[buster] - iotjs <no-dsa> (Minor issue)
https://github.com/jerryscript-project/jerryscript/pull/4808
https://github.com/jerryscript-project/jerryscript/issues/4754
Fixed by; https://github.com/jerryscript-project/jerryscript/commit/efe63a5bbc5106164a08ee2eb415a7a701f5311f

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