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Gentoo GLSA 201006-16 Normal: GD Buffer Overflow Execution Risk

gentoo
Calendar Grey June 3, 2010
Dist Gentoo Esm H88
Gentoo Linux Security Advisory GLSA 202102-04 addresses a critical vulnerability in the XYZ library that could lead to unauthorized access.
The GD library is prone to a buffer overflow vulnerability.

Summary

Tomas Hoger reported that the _gdGetColors() function in gd_gd.c does not properly verify the colorsTotal struct member, possibly leading to a buffer overflow.

Topics%20covered

Topics Covered

security advisory Gentoo buffer overflow arbitrary code execution normal severity

Resolution

All GD users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=media-libs/gd-2.0.35-r1"
NOTE: This is a legacy GLSA. Updates for all affected architectures are available since November 21, 2009. It is likely that your system is already no longer affected by this issue.

References

[ 1 ] CVE-2009-3546 https://www.cve.org/CVERecord?id=CVE-2009-3546

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201006-16
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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.

Severity: Normal
Title: GD: User-assisted execution of arbitrary code
Date: June 03, 2010
Bugs: #292130
ID: 201006-16

Topics%20covered

Topics Covered

security advisory Gentoo buffer overflow arbitrary code execution normal severity

Synopsis

The GD library is prone to a buffer overflow vulnerability.

Background

GD is a graphic library for fast image creation.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 media-libs/gd < 2.0.35-r1 >= 2.0.35-r1

Impact

===== A remote attacker could entice a user to open a specially crafted image file with a program using the GD library, possibly resulting in the remote execution of arbitrary code with the privileges of the user running the application, or a Denial of Service condition.

Workaround

There is no known workaround at this time.

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