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Fedora: tetex-3.0-9.FC4 Critical: PDF Processing Risks Exploited

fedora
Calendar Grey January 27, 2006
Dist Fedora Esm H88
Essential patch for teTeX in Fedora addressing major PDF handling vulnerabilities that could lead to unauthorized code execution.
Several flaws were discovered in the way teTeX processes PDF files

Summary

TeTeX is an implementation of TeX for Linux or UNIX systems. TeX takes

a text file and a set of formatting commands as input and creates a

typesetter-independent .dvi (DeVice Independent) file as output.

Usually, TeX is used in conjunction with a higher level formatting

package like LaTeX or PlainTeX, since TeX by itself is not very

user-friendly.

Install tetex if you want to use the TeX text formatting system. If

you are installing tetex, you will also need to install tetex-afm (a

PostScript(TM) font converter for TeX),

tetex-dvips (for converting .dvi files to PostScript format

for printing on PostScript printers), tetex-latex (a higher level

formatting package which provides an easier-to-use interface for TeX),

and tetex-xdvi (for previewing .dvi files in X). Unless you are an

expert at using TeX, you should also install the tetex-doc package,

which includes the documentation for TeX.

The Red Hat tetex package also contains software related to Japanese

support for teTeX such as ptex, what is not a part of teTeX project.

Several flaws were discovered in the way teTeX processes PDF

files. An attacker could construct a carefully crafted PDF

file that could cause poppler to crash or possibly execute

arbitrary code when opened.

The Common Vulnerabilities and Exposures project assigned

the names CVE-2005-3625, CVE-2005-3626, and CVE-2005-3627 to

these issues.

This package also updates bindings in texdoc and causes the

local texmf tree to be searched first.

- apply additional patch to fix xpdf flaws from Ludwig Nussel

(CVE-2005-3191, CVE-2005-3192 and CVE-2005-3193) (#177128)

- /usr/share/texmf/doc is now owned by tetex package (#177065)

- update searching order for kpathsea (local texmf tree is

searched first)

- don't use obsolete bindings in texdoc

* Mon Dec 19 2005 Jindrich Novy 3.0-8.FC4

- apply more complete fix for CVE-2005-3193 (#175110) suggested by

security response team, taken from xpdf

d5803bb897ac8b307e604d9b5ff872c1ff314565 SRPMS/tetex-3.0-9.FC4.src.rpm

ff74404da788d6b5677d6edf10745564bafd43da ppc/tetex-3.0-9.FC4.ppc.rpm

1ddbc8cb532cb20d101e490bb881621c994d8851 ppc/tetex-latex-3.0-9.FC4.ppc.rpm

c8329a5c0b491f82d37e7b7024b3d4b0cf2553f1 ppc/tetex-xdvi-3.0-9.FC4.ppc.rpm

7387673a1b7a69582e6f0c4b382430f9c71c5eec ppc/tetex-dvips-3.0-9.FC4.ppc.rpm

59b640dee6af739cde5d2f7f8dbebaaabcb4ec28 ppc/tetex-afm-3.0-9.FC4.ppc.rpm

0e4a4804df1cfd756da3be2b93bbdc08548ce3cf ppc/tetex-fonts-3.0-9.FC4.ppc.rpm

846dc3c32e28fc4b1bc703d62f6bf1f1daa26031 ppc/tetex-doc-3.0-9.FC4.ppc.rpm

4d054f78d197154f5de87f7118de6a01dd65230e ppc/debug/tetex-debuginfo-3.0-9.FC4.ppc.rpm

aa56a1fce1d8d1b5213a588612bfbea03d2e18d8 x86_64/tetex-3.0-9.FC4.x86_64.rpm

ccd10c08e3342efd7e0345e3d6bf030574066262 x86_64/tetex-latex-3.0-9.FC4.x86_64.rpm

2abd94209f969ffad4e152d5fa84d9724495886c x86_64/tetex-xdvi-3.0-9.FC4.x86_64.rpm

4a966b11d187f743445bf0a9193eab5e021bcc7b x86_64/tetex-dvips-3.0-9.FC4.x86_64.rpm

9b0b54e67982188e20dcbafdd1c25cc559306345 x86_64/tetex-afm-3.0-9.FC4.x86_64.rpm

81c804112f3f557950f618a4d7d459f6d3683298 x86_64/tetex-fonts-3.0-9.FC4.x86_64.rpm

a3905125347b27476119eb2109f533f868898f00 x86_64/tetex-doc-3.0-9.FC4.x86_64.rpm

8c50c8246b1cd2eb16dc03f9f45ebbcb31470c87 x86_64/debug/tetex-debuginfo-3.0-9.FC4.x86_64.rpm

7afe7adda01e3a4cef49c7ff05975c1a2ebf4d8a i386/tetex-3.0-9.FC4.i386.rpm

de7db2f913951772d3ea106472bc390b3bd6a391 i386/tetex-latex-3.0-9.FC4.i386.rpm

af8d0c5026e4fbd557cc06024af2952025c8ba5b i386/tetex-xdvi-3.0-9.FC4.i386.rpm

3d7837c759ec17ac25a3ba82cc038eb0eab25558 i386/tetex-dvips-3.0-9.FC4.i386.rpm

cb11ce07500fe9f978f8d372358eb4dd664bd03a i386/tetex-afm-3.0-9.FC4.i386.rpm

c483b2892a7b02e22ac96c91e39e24f0fb783a26 i386/tetex-fonts-3.0-9.FC4.i386.rpm

31592fdca8509bc0412293b707eaf02485640b8e i386/tetex-doc-3.0-9.FC4.i386.rpm

d706dba1b43706096b7dcd29c8ef203d72c48731 i386/debug/tetex-debuginfo-3.0-9.FC4.i386.rpm

This update can also be installed with the Update Agent; you can

launch the Update Agent with the 'up2date' command.

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fedora-announce-list@redhat.com

Change Log

References

Update Instructions

Severity
critical
Lowest
Low
Medium
High
Critical

Name: tetex
Version: 3.0
Release: 9.FC4
Summary: The TeX text formatting system.

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