[New-bugs-announce] [issue41252] Incorrect reference counting in _ssl.c's _servername_callback()

[Zackery Spytz]

New submission from Zackery Spytz <zspytz at gmail.com>:

In _servername_callback(), servername_bytes will be used after being
decrefed if PyUnicode_FromEncodedObject() fails.

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assignee: christian.heimes
components: Extension Modules, SSL
messages: 373371
nosy: ZackerySpytz, christian.heimes
priority: normal
severity: normal
status: open
title: Incorrect reference counting in _ssl.c's _servername_callback()
type: behavior
versions: Python 3.10, Python 3.8, Python 3.9

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue41252>
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