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PYSEC-2019-239

Quick fix

PYSEC-2019-239 — lmdb: upgrade to the fixed version with the command below.

pip install --upgrade 'lmdb>=0.98'

Details

An issue was discovered in py-lmdb 0.97. For certain values of mn_flags, mdb_cursor_set triggers a memcpy with an invalid write operation within mdb_xcursor_init1. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker.

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI/lmdb

Introduced in: 0Fixed in: 0.98

Fixpip install --upgrade 'lmdb>=0.98'

References

https://github.com/TeamSeri0us/pocs/tree/master/lmdb/lmdb%20memcpy%20illegal%20dst[WEB]
https://pypi.org/project/lmdb[PACKAGE]
https://nvd.nist.gov/vuln/detail/CVE-2019-16227[ADVISORY]
https://github.com/advisories/GHSA-pf3p-v9xp-mrvf[ADVISORY]