medium
6.8
CWE
20
Advisory Published
Updated

CVE-2011-0764: Input Validation

First published: Thu Mar 31 2011(Updated: )

t1lib 5.1.2 and earlier, as used in Xpdf before 3.02pl6, teTeX, and other products, uses an invalid pointer in conjunction with a dereference operation, which allows remote attackers to execute arbitrary code via a crafted Type 1 font in a PDF document, as demonstrated by testz.2184122398.pdf.

Credit: cret@cert.org

Affected SoftwareAffected VersionHow to fix
CentOS T1lib<=5.1.2
CentOS T1lib=0.1-alpha
CentOS T1lib=0.2-beta
CentOS T1lib=0.3-beta
CentOS T1lib=0.4-beta
CentOS T1lib=0.5-beta
CentOS T1lib=0.6-beta
CentOS T1lib=0.7-beta
CentOS T1lib=0.8-beta
CentOS T1lib=0.9
CentOS T1lib=0.9.1
CentOS T1lib=0.9.2
CentOS T1lib=1.0
CentOS T1lib=1.0.1
CentOS T1lib=1.1.0
CentOS T1lib=1.1.1
CentOS T1lib=1.2
CentOS T1lib=1.3
CentOS T1lib=1.3.1
CentOS T1lib=5.0.0
CentOS T1lib=5.0.1
CentOS T1lib=5.0.2
CentOS T1lib=5.1.0
CentOS T1lib=5.1.1
Xpdf=0.5a
Xpdf=0.7a
Xpdf=0.91a
Xpdf=0.91b
Xpdf=0.91c
Xpdf=0.92a
Xpdf=0.92b
Xpdf=0.92c
Xpdf=0.92d
Xpdf=0.92e
Xpdf=0.93a
Xpdf=0.93b
Xpdf=0.93c
Xpdf=1.00a
Xpdf=3.0.1
Xpdf=3.02pl1
Xpdf=3.02pl2
Xpdf=3.02pl3
Xpdf=3.02pl4
Glyph & Cog XpdfReader<=3.02
Glyph & Cog XpdfReader=0.2
Glyph & Cog XpdfReader=0.3
Glyph & Cog XpdfReader=0.4
Glyph & Cog XpdfReader=0.5
Glyph & Cog XpdfReader=0.6
Glyph & Cog XpdfReader=0.7
Glyph & Cog XpdfReader=0.80
Glyph & Cog XpdfReader=0.90
Glyph & Cog XpdfReader=0.91
Glyph & Cog XpdfReader=0.92
Glyph & Cog XpdfReader=0.93
Glyph & Cog XpdfReader=1.00
Glyph & Cog XpdfReader=1.01
Glyph & Cog XpdfReader=2.00
Glyph & Cog XpdfReader=2.01
Glyph & Cog XpdfReader=2.02
Glyph & Cog XpdfReader=2.03
Glyph & Cog XpdfReader=3.00
Glyph & Cog XpdfReader=3.01
Glyph & Cog XpdfReader=3.02

Remedy

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

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2011-0764?

    CVE-2011-0764 has a high severity rating due to its potential for remote code execution via crafted PDF documents.

  • How do I fix CVE-2011-0764?

    To fix CVE-2011-0764, users should upgrade to a patched version of t1lib or any affected software that addresses this vulnerability.

  • Which versions of t1lib are affected by CVE-2011-0764?

    CVE-2011-0764 affects t1lib versions 5.1.2 and earlier.

  • Can CVE-2011-0764 be exploited remotely?

    Yes, CVE-2011-0764 can be exploited remotely by attacking systems that process specifically crafted PDF files with vulnerable t1lib versions.

  • What are the potential consequences of CVE-2011-0764?

    The consequences of CVE-2011-0764 include unauthorized arbitrary code execution, which could lead to system compromise.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203