GHSA-7p79-6x2v-5h88 Server crash if running Python 3.10 w/ Sanic 20.12

Not scored Published
Exploited in the wild
Not known
Fix
Available

What is GHSA-7p79-6x2v-5h88?

GHSA-7p79-6x2v-5h88 is a vulnerability in sanic, published on 16 Feb 2022.

Official description

!!! ONLY APPLIES TO VERSIONS PRIOR TO Sanic v20.12 WHEN USING Python 3.10 !!!

Sanic v20.12 officially supports Python versions 3.6, 3.7, 3.8, and 3.9. However, if you accidentally run it with version 3.10 (which is not supported by Sanic 20.12), your server is prone to crashing on an incoming web request.

Impact

Anyone running Sanic server between 0.1.7 and 20.12 using Python 3.10.

Patches

Sanic v20.12.6

Workarounds

Use a supported version of Python (v3.6 - v3.9)

References

> In asyncio, the explicit passing of a loop argument has been deprecated and will be removed in version 3.10 for the following: … asyncio.Event

Python 3.8 Release Notes

For more information

If you have any questions or comments about this advisory:

Which versions are affected by GHSA-7p79-6x2v-5h88?

2 open source packages ship an affected version, including sanic.

PackageAffectedFixed in
sanic PyPIFrom 0.1.720.12.6
sanic PyPIFrom 0.1.720.12.6

How do I fix GHSA-7p79-6x2v-5h88?

Upgrade sanic to 20.12.6 or later.

Is GHSA-7p79-6x2v-5h88 being exploited?

There is no known exploitation of GHSA-7p79-6x2v-5h88 in the wild and no public exploit code.

Sources

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