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Gentoo: GLSA-201006-02 Normal: CamlImages Code Execution Risk

gentoo
Calendar Grey June 1, 2010
Dist Gentoo Esm H88
CamlGraphics vulnerabilities in Gentoo due to buffer overflow; update to mitigate potential exploit risks.
Multiple integer overflows in CamlImages might result in the remote execution of arbitrary code.

Summary

Tielei Wang reported multiple integer overflows, possibly leading to heap-based buffer overflows in the (1) read_png_file() and read_png_file_as_rgb24() functions, when processing a PNG image (CVE-2009-2295) and (2) gifread.c and jpegread.c files when processing GIF or JPEG images (CVE-2009-2660). Other integer overflows were also found in tiffread.c (CVE-2009-3296).

Topics%20covered

Topics Covered

security advisory gentoo code execution integer overflow image processing normal CamlImages

Resolution

All CamlImages users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose =dev-ml/camlimages-3.0.2

References

[ 1 ] CVE-2009-2295 https://www.cve.org/CVERecord?id=CVE-2009-2295 [ 2 ] CVE-2009-2660 https://www.cve.org/CVERecord?id=CVE-2009-2660 [ 3 ] CVE-2009-3296 https://www.cve.org/CVERecord?id=CVE-2009-3296

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201006-02
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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: CamlImages: User-assisted execution of arbitrary code
Date: June 01, 2010
Bugs: #276235, #290222
ID: 201006-02

Topics%20covered

Topics Covered

security advisory gentoo code execution integer overflow image processing normal CamlImages

Synopsis

Multiple integer overflows in CamlImages might result in the remote execution of arbitrary code.

Background

CamlImages is an image processing library for Objective Caml.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-ml/camlimages < 3.0.2 >= 3.0.2

Impact

===== A remote attacker could entice a user to open a specially crafted, overly large PNG, GIF, TIFF, or JPEG image using an application that uses the CamlImages library, possibly resulting in the execution of arbitrary code with the privileges of the user running the application.

Workaround

There is no known workaround at this time.

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