Home / mailings [gentoo-announce] [ GLSA 202301-04 ] jupyter_core: Arbitrary Code Execution
Posted on 11 January 2023
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Gentoo Linux Security Advisory GLSA 202301-04
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https://security.gentoo.org/
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Severity: High
Title: jupyter_core: Arbitrary Code Execution
Date: January 11, 2023
Bugs: #878497
ID: 202301-04
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Synopsis
========
A vulnerability has been discovered in jupyter_core which could allow
for the execution of code as another user.
Background
==========
jupyter_core contains core Jupyter functionality.
Affected packages
=================
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Package / Vulnerable / Unaffected
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1 dev-python/jupyter_core < 4.11.2 >= 4.11.2
Description
===========
jupyter_core trusts files for execution in the current working directory
without validating ownership of those files.
Impact
======
By writing to a directory that is used a the current working directory
for jupyter_core by another user, users can elevate privileges to those
of another user.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All jupyter_core users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-python/jupyter_core-4.11.2"
References
==========
[ 1 ] CVE-2022-39286
https://nvd.nist.gov/vuln/detail/CVE-2022-39286
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202301-04
Concerns?
=========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.
License
=======
Copyright 2023 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5
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