Skip to content
Fencer Intel
medium 6.8

CVE-2011-0764 json

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 dereferen…

published 2011-03-31 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-0776

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
13.1%
EPSS 13.1% chance of exploitation in 30 days, percentile 96%
public exploits
0
none known

Summary

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.

Patch / fix

  • xpdf Debian 14, Debian 13, Debian 12 3.02-9

debian advisories DEBIAN-CVE-2011-0764

  • tetex RHEL 5 3.0-33.15.el5_8.1
  • tetex-afm RHEL 5 3.0-33.15.el5_8.1
  • tetex-xdvi RHEL 5 3.0-33.15.el5_8.1
  • tetex-dvips RHEL 5 3.0-33.15.el5_8.1
  • tetex-fonts RHEL 5 3.0-33.15.el5_8.1
  • tetex-latex RHEL 5 3.0-33.15.el5_8.1
  • texlive RHEL 6 2007-57.el6_2
  • mendexk RHEL 6 2.6e-57.el6_2

red hat advisories RHSA-2012:1201RHSA-2012:0137RHSA-2012:0062

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2011-0764 updated cvss 6.8

t1lib: Invalid pointer dereference via crafted Type 1 font

  • Red Hat Enterprise Linux 4 tetex
    affected: no fix available
  • Red Hat Enterprise Linux (v. 5 server) tetex 3.0-33.15.el5_8.1, tetex-afm 3.0-33.15.el5_8.1, tetex-xdvi 3.0-33.15.el5_8.1, tetex-dvips 3.0-33.15.el5_8.1, tetex-fonts 3.0-33.15.el5_8.1, tetex-latex 3.0-33.15.el5_8.1 Red Hat Enterprise Linux Desktop (v. 5 client) tetex 3.0-33.15.el5_8.1, tetex-afm 3.0-33.15.el5_8.1, tetex-xdvi 3.0-33.15.el5_8.1, tetex-dvips 3.0-33.15.el5_8.1, tetex-fonts 3.0-33.15.el5_8.1, tetex-latex 3.0-33.15.el5_8.1
    fixed: vendor fix RHSA-2012:1201
  • Red Hat Enterprise Linux Desktop (v. 6) t1lib 5.1.2-6.el6_2.1, texlive 2007-57.el6_2, kpathsea 2007-57.el6_2, texlive-dvips 2007-57.el6_2, texlive-latex 2007-57.el6_2, texlive-utils 2007-57.el6_2 Red Hat Enterprise Linux Desktop Optional (v. 6) mendexk 2.6e-57.el6_2, t1lib 5.1.2-6.el6_2.1, texlive 2007-57.el6_2, kpathsea 2007-57.el6_2, texlive-afm 2007-57.el6_2, t1lib-apps 5.1.2-6.el6_2.1, +4 more Red Hat Enterprise Linux HPC Node Optional (v. 6) mendexk 2.6e-57.el6_2, t1lib 5.1.2-6.el6_2.1, texlive 2007-57.el6_2, kpathsea 2007-57.el6_2, texlive-afm 2007-57.el6_2, t1lib-apps 5.1.2-6.el6_2.1, +7 more Red Hat Enterprise Linux Server (v. 6) t1lib 5.1.2-6.el6_2.1, texlive 2007-57.el6_2, kpathsea 2007-57.el6_2, texlive-dvips 2007-57.el6_2, texlive-latex 2007-57.el6_2, texlive-utils 2007-57.el6_2 Red Hat Enterprise Linux Server Optional (v. 6) mendexk 2.6e-57.el6_2, t1lib 5.1.2-6.el6_2.1, texlive 2007-57.el6_2, kpathsea 2007-57.el6_2, texlive-afm 2007-57.el6_2, t1lib-apps 5.1.2-6.el6_2.1, +4 more Red Hat Enterprise Linux Workstation (v. 6) t1lib 5.1.2-6.el6_2.1, texlive 2007-57.el6_2, kpathsea 2007-57.el6_2, texlive-dvips 2007-57.el6_2, texlive-latex 2007-57.el6_2, texlive-utils 2007-57.el6_2
    +1 more products
    Red Hat Enterprise Linux Workstation Optional (v. 6) mendexk 2.6e-57.el6_2, t1lib 5.1.2-6.el6_2.1, texlive 2007-57.el6_2, kpathsea 2007-57.el6_2, texlive-afm 2007-57.el6_2, t1lib-apps 5.1.2-6.el6_2.1, +4 more
    fixed: vendor fix RHSA-2012:0137
  • Red Hat Enterprise Linux 4 xpdf
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

13.05% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.