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zgv: Multiple buffer overflows

Content:

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200411-12 / zgv
Release Date November 07, 2004
Latest Revision May 22, 2006: 02
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
media-gfx/zgv < 5.8 >= 5.8 All supported architectures

Related bugreports: #69150

Synopsis

zgv contains multiple buffer overflows that can potentially lead to the execution of arbitrary code.

2.  Impact Information

Background

zgv is a console image viewer based on svgalib.

Description

Multiple arithmetic overflows have been detected in the image processing code of zgv.

Impact

An attacker could entice a user to open a specially-crafted image file, potentially resulting in execution of arbitrary code with the rights of the user running zgv.

3.  Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All zgv users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=media-gfx/zgv-5.8"

4.  References



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Page updated November 07, 2004

Summary: This is a Gentoo Linux Security Advisory

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