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BREW-theharvester-CVE-2022-31117 — Potential double free of buffer during string decoding

Affected: Homebrew: theharvester

### Impact _What kind of vulnerability is it? Who is impacted?_

When an error occurs while reallocating the buffer for string decoding, the buffer gets freed twice.

Due to how UltraJSON uses the internal decoder, this double free is impossible to trigger from Python.

### Patches _Has the problem been patched? What versions should users upgrade to?_

Users should upgrade to UltraJSON 5.4.0.

### Workarounds _Is there a way for users to fix or remediate the vulnerability without upgrading?_

There is no workaround.

### For more information If you have any questions or comments about this advisory: * Open an issue in [UltraJSON](http://github.com/ultrajson/ultrajson/issues)

CVE-2022-31117 — Double free of buffer during string decoding in ujson

Affected: ultrajson

UltraJSON is a fast JSON encoder and decoder written in pure C with bindings for Python 3.7+. In versions prior to 5.4.0 an error occurring while reallocating a buffer for string decoding can cause the buffer to get freed twice. Due to how UltraJSON uses the internal decoder, this double free is impossible to trigger from Python. This issue has been resolved in version 5.4.0 and all users should upgrade to UltraJSON 5.4.0. There are no known workarounds for this issue.

GHSA-fm67-cv37-96ff — Potential double free of buffer during string decoding

Affected: PyPI: ujson