t1lib: Invalid pointer dereference via crafted Type 1 font
Published Mar 31, 2011
6.8
MEDIUMCVSS 2.0
EPSS 13.05%
Description
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.
Affected products
No data.
- ≤ 5.1.2
- 0.1
- 0.2
- 0.3
- 0.4
- 0.5
- 0.6
- 0.7
- 0.8
- 0.9
- 0.9.1
- 0.9.2
- 1.0
- 1.0.1
- 1.1.0
- 1.1.1
- 1.2
- 1.3
- 1.3.1
- 5.0.0
- 5.0.1
- 5.0.2
- 5.1.0
- 5.1.1
- 0.5a
- 0.7a
- 0.91a
- 0.91b
- 0.91c
- 0.92a
- 0.92b
- 0.92c
- 0.92d
- 0.92e
- 0.93a
- 0.93b
- 0.93c
- 1.00a
- 3.0.1
- 3.02pl1
- 3.02pl2
- 3.02pl3
- 3.02pl4
- ≤ 3.02
- 0.2
- 0.3
- 0.4
- 0.5
- 0.6
- 0.7
- 0.80
- 0.90
- 0.91
- 0.92
- 0.93
- 1.00
- 1.01
- 2.00
- 2.01
- 2.02
- 2.03
- 3.00
- 3.01
- 3.02
No data.
Red Hat Enterprise Linux 5
tetex-0:3.0-33.15.el5_8.1
Fixed · RHSA-2012:1201
Red Hat Enterprise Linux 6
t1lib-0:5.1.2-6.el6_2.1
Fixed · RHSA-2012:0062
Red Hat Enterprise Linux 6
texlive-0:2007-57.el6_2
Fixed · RHSA-2012:0137
Red Hat Enterprise Linux 4
tetex
Affected
Red Hat Enterprise Linux 4
xpdf
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | tetex-0:3.0-33.15.el5_8.1 | Fixed | RHSA-2012:1201 |
| Red Hat Enterprise Linux 6 | t1lib-0:5.1.2-6.el6_2.1 | Fixed | RHSA-2012:0062 |
| Red Hat Enterprise Linux 6 | texlive-0:2007-57.el6_2 | Fixed | RHSA-2012:0137 |
| Red Hat Enterprise Linux 4 | tetex | Affected | n/a |
| Red Hat Enterprise Linux 4 | xpdf | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 13.05% (0.13055) | 96.23th | v5 (v2026.06.15) |
| Jun 15, 2026 | 13.05% (0.13055) | 95.83th | v5 (v2026.06.15) |
| Jun 7, 2026 | 28.73% (0.28735) | 96.64th | v4 (v2025.03.14) |
| Mar 17, 2025 | 31.19% (0.31187) | 96.36th | v4 (v2025.03.14) |
| Dec 17, 2024 | 49.76% (0.49758) | 97.60th | v3 (v2023.03.01) |
| Feb 27, 2024 | 27.82% (0.27818) | 96.67th | v3 (v2023.03.01) |
| Mar 7, 2023 | 28.33% (0.28332) | 96.10th | v3 (v2023.03.01) |
| Mar 6, 2023 | 9.92% (0.09915) | 94.52th | v2 (v2022.01.01) |
| Apr 1, 2022 | 9.92% (0.09915) | 94.04th | v2 (v2022.01.01) |
| Feb 4, 2022 | 9.92% (0.09915) | 87.53th | v2 (v2022.01.01) |
References (22)
- http://rhn.redhat.com/errata/RHSA-2012-1201.html vendor-advisoryx_refsource_REDHAT
- http://secunia.com/advisories/43823 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/47347 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48985 third-party-advisoryx_refsource_SECUNIA
- http://securityreason.com/securityalert/8171 third-party-advisoryx_refsource_SREASON
- http://securitytracker.com/id?1025266 vdb-entryx_refsource_SECTRACK
- http://www.foolabs.com/xpdf/download.html x_refsource_CONFIRMPatch
- http://www.kb.cert.org/vuls/id/376500 third-party-advisoryx_refsource_CERT-VNUS Government Resource
- http://www.kb.cert.org/vuls/id/MAPG-8ECL8X x_refsource_CONFIRMUS Government Resource
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:002 vendor-advisoryx_refsource_MANDRIVA
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:144 vendor-advisoryx_refsource_MANDRIVA
- http://www.securityfocus.com/archive/1/517205/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/46941 vdb-entryx_refsource_BID
- http://www.toucan-system.com/advisories/tssa-2011-01.txt x_refsource_MISC
- http://www.ubuntu.com/usn/USN-1316-1 vendor-advisoryx_refsource_UBUNTU
- http://www.vupen.com/english/advisories/2011/0728 vdb-entryx_refsource_VUPENVendor Advisory
- https://access.redhat.com/security/cve/CVE-2011-0764 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=692909 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66208 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2011-0764
- https://security.gentoo.org/glsa/201701-57 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2011-0764
Change history (0)
No recorded changes yet.