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Sigurnosni nedostatak programskog paketa gThumb

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  • Važnost: IMP
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  • Kategorije: LGE

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Gentoo Linux Security Advisory GLSA 202008-05
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https://security.gentoo.org/
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Severity: Normal
Title: gThumb: Arbitrary code execution
Date: August 08, 2020
Bugs: #712932
ID: 202008-05

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Synopsis
========

A buffer overflow in gThumb might allow remote attacker(s) to execute
arbitrary code.

Background
==========

gThumb is an image viewer and browser for GNOME.

Affected packages
=================

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 media-gfx/gthumb < 3.10.0 >= 3.10.0

Description
===========

A heap-based buffer overflow in gThumb’s
_cairo_image_surface_create_from_jpeg() function, located in
extensions/cairo_io/cairo-image-surface-jpeg.c was discovered.

Impact
======

A remote attacker could entice a user to open a specially crafted image
file using gThumb, 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 gThumb users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=media-gfx/gthumb-3.10.0”

References
==========

[ 1 ] CVE-2019-20326
https://nvd.nist.gov/vuln/detail/CVE-2019-20326

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/202008-05

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 2020 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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AutorFilip Omazic
Cert idNCERT-REF-2020-08-0001-ADV
CveCERT-CVE-DUMMY
ID izvornikaCERT-ORIGID-DUMMY
ProizvodCERT-DUMMY-PRODUCT
IzvorAdobe
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