MEDIUM 5.2

GHSA-f2jm-rw3h-6phg

LangChain pickle deserialization of untrusted data

Details

A vulnerability in the `FAISS.deserialize_from_bytes` function of langchain-ai/langchain allows for pickle deserialization of untrusted data. This can lead to the execution of arbitrary commands via the `os.system` function. The issue affects versions prior to 0.2.4.

Are you affected?

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Affected packages

PyPI / langchain-community

Introduced in: 0 Fixed in: 0.2.4

Fix pip install --upgrade 'langchain-community>=0.2.4'

References

https://nvd.nist.gov/vuln/detail/CVE-2024-5998 [ADVISORY]
https://github.com/langchain-ai/langchain/commit/604dfe2d99246b0c09f047c604f0c63eafba31e7 [WEB]
https://github.com/langchain-ai/langchain/commit/77209f315efd13442ec51c67719ba37dfaa44511 [WEB]
https://github.com/langchain-ai/langchain [PACKAGE]
https://huntr.com/bounties/fa3a2753-57c3-4e08-a176-d7a3ffda28fe [WEB]