GLSA 202107-47: libpano13: Format string vulnerability

http://security.gentoo.org/

Severity:	normal
Title:	libpano13: Format string vulnerability
Date:	07/20/2021
Bugs:	#780486
ID:	202107-47

Synopsis

A format string vulnerability has been found in libpano13, potentially resulting in arbitrary code execution.

Background

libpano13 is Helmut Derschâ€™s panorama toolbox library.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
media-libs/libpano13	< 2.9.20	>= 2.9.20	All supported architectures

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

CVE-2021-20307

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202107-47.xml

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.