CVE-2011-1553: Use After Free

Published Mar 31, 2011
·
Updated

Use-after-free vulnerability in t1lib 5.1.2 and earlier, as used in Xpdf before 3.02pl6, teTeX, and other products, allows remote attackers to cause a denial of service (application crash) via a PDF document containing a crafted Type 1 font that triggers an invalid memory write, a different vulnerability than CVE-2011-0764.

Affected Software

64 affected components
t1lib t1lib<=5.1.2
t1lib t1lib=0.1-alpha
t1lib t1lib=0.2-beta
t1lib t1lib=0.3-beta
t1lib t1lib=0.4-beta
t1lib t1lib=0.5-beta
t1lib t1lib=0.6-beta
t1lib t1lib=0.7-beta
t1lib t1lib=0.8-beta
t1lib t1lib=0.9
t1lib t1lib=0.9.1
t1lib t1lib=0.9.2
t1lib t1lib=1.0
t1lib t1lib=1.0.1
t1lib t1lib=1.1.0
t1lib t1lib=1.1.1
t1lib t1lib=1.2
t1lib t1lib=1.3
t1lib t1lib=1.3.1
t1lib t1lib=5.0.0
t1lib t1lib=5.0.1
t1lib t1lib=5.0.2
t1lib t1lib=5.1.0
t1lib t1lib=5.1.1
Foolabs Xpdf=0.5a
Foolabs Xpdf=0.7a
Foolabs Xpdf=0.91a
Foolabs Xpdf=0.91b
Foolabs Xpdf=0.91c
Foolabs Xpdf=0.92a
Foolabs Xpdf=0.92b
Foolabs Xpdf=0.92c
Foolabs Xpdf=0.92d
Foolabs Xpdf=0.92e
Foolabs Xpdf=0.93a
Foolabs Xpdf=0.93b
Foolabs Xpdf=0.93c
Foolabs Xpdf=1.00a
Foolabs Xpdf=3.0.1
Foolabs Xpdf=3.02pl1
Foolabs Xpdf=3.02pl2
Foolabs Xpdf=3.02pl3
Foolabs Xpdf=3.02pl4
Glyphandcog Xpdfreader<=3.02
Glyphandcog Xpdfreader=0.2
Glyphandcog Xpdfreader=0.3
Glyphandcog Xpdfreader=0.4
Glyphandcog Xpdfreader=0.5
Glyphandcog Xpdfreader=0.6
Glyphandcog Xpdfreader=0.7
Glyphandcog Xpdfreader=0.80
Glyphandcog Xpdfreader=0.90
Glyphandcog Xpdfreader=0.91
Glyphandcog Xpdfreader=0.92
Glyphandcog Xpdfreader=0.93
Glyphandcog Xpdfreader=1.00
Glyphandcog Xpdfreader=1.01
Glyphandcog Xpdfreader=2.00
Glyphandcog Xpdfreader=2.01
Glyphandcog Xpdfreader=2.02
Glyphandcog Xpdfreader=2.03
Glyphandcog Xpdfreader=3.00
Glyphandcog Xpdfreader=3.01
Glyphandcog Xpdfreader=3.02

Remediation

Patch Available

http://www.foolabs.com/xpdf/download.html

Event History

Mar 31, 2011
CVE Published
via MITRE·11:00 PM
Data Sourced
via MITRE·11:00 PM
Description
Data Sourced
11:55 PM
DescriptionWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2011-1553?

CVE-2011-1553 has a severity rating that indicates it can lead to denial of service through application crashes.

2

How do I fix CVE-2011-1553?

To fix CVE-2011-1553, upgrade to a patched version of T1lib that's later than 5.1.2 or apply vendor-recommended mitigations.

3

What products are affected by CVE-2011-1553?

CVE-2011-1553 affects T1lib versions 5.1.2 and earlier, as well as Xpdf versions up to 3.02pl5.

4

What does the CVE-2011-1553 vulnerability exploit?

CVE-2011-1553 exploits a use-after-free condition caused by crafted Type 1 fonts in PDF documents.

5

Can CVE-2011-1553 lead to remote attacks?

Yes, CVE-2011-1553 allows remote attackers to trigger a denial of service by sending specially crafted PDF documents.

Company

Resources

Contact

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