Home / mailings [gentoo-announce] [ GLSA 202107-47 ] libpano13: Format string vulnerability
Posted on 20 July 2021
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Gentoo Linux Security Advisory GLSA 202107-47
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https://security.gentoo.org/
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Severity: Normal
Title: libpano13: Format string vulnerability
Date: July 20, 2021
Bugs: #780486
ID: 202107-47
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Synopsis
========
A format string vulnerability has been found in libpano13, potentially
resulting in arbitrary code execution.
Background
==========
libpano13 is Helmut Dersch's panorama toolbox library.
Affected packages
=================
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Package / Vulnerable / Unaffected
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1 media-libs/libpano13 < 2.9.20 >= 2.9.20
Description
===========
A format string issue exists within panoFileOutputNamesCreate() where
unvalidated input is passed directly into the formatter.
Impact
======
A remote attacker could entice a user to open a specially crafted file
using libpano13, possibly resulting in execution of arbitrary code with
the privileges of the process or a Denial of Service condition.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All libpano13 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=media-libs/libpano13-2.9.20"
References
==========
[ 1 ] CVE-2021-20307
https://nvd.nist.gov/vuln/detail/CVE-2021-20307
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202107-47
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 2021 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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