xpm -- image decoding vulnerabilities

Description:

Chris Evans discovered several vulnerabilities in the libXpm image decoder:

• A stack-based buffer overflow in xpmParseColors
• An integer overflow in xpmParseColors
• A stack-based buffer overflow in ParsePixels and ParseAndPutPixels

The X11R6.8.1 release announcement reads:

This version is purely a security release, addressing multiple integer and stack overflows in libXpm, the X Pixmap library; all known versions of X (both XFree86 and X.Org) are affected, so all users of X are strongly encouraged to upgrade.

References:

• CVE name CVE-2004-0687
• CVE name CVE-2004-0688
• URL: <http://freedesktop.org/pipermail/xorg/2004-September/003172.html>
• URL: <http://scary.beasts.org/security/CESA-2004-003.txt>
• CERT vulnerability note 537878
• CERT vulnerability note 882750

Affects:

• agenda-snow-libs >=0
• linux_base >=0
• open-motif-devel >=0
• mupad >=0
• zh-cle_base >=0
• libXpm <3.5.1_1
• XFree86-libraries <4.4.0_1
• xorg-libraries <6.7.0_2
• lesstif <0.93.96,2
• xpm <3.4k_1
• linux-openmotif <2.2.4
• open-motif <2.2.3_1

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