CVE-2007-1351

Integer overflow in the bdfReadCharacters function in bdfread.c in (1) X.Org libXfont before 20070403 and (2) freetype 2.3.2 and earlier allows remote authenticated users to execute arbitrary code via crafted BDF fonts, which result in a heap overflow.

Published: 2007-04-06 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2007-1351 is rated Moderate Risk (64/100): CVSS High severity, with high exploitation likelihood (EPSS 5.59%, 92th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2007-1351

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 7.77% 5.59% -2.18%
2 2025-12-23 7.32% 7.77% +0.45%
3 2025-12-10 7.32%

Full EPSS history (20 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2007-1351

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.5 2.0 HIGH
AV:N/AC:M/Au:S/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:S)
A single authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
6.8 10.0 [email protected]

Weakness enumeration for CVE-2007-1351

OS Trackers for CVE-2007-1351

vendor priority summary link
debian medium CVE-2007-1351 medium priority: Debian including 2 source packages (freetype, libxfont), 10 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 10. https://security-tracker.debian.org/tracker/CVE-2007-1351
gentoo high CVE-2007-1351: 2 GLSA(s) (200705-02, 200705-10), 3 atom(s) (media-libs/freetype, net-misc/tightvnc, x11-libs/libXfont); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2007-1351
redhat high https://access.redhat.com/security/cve/CVE-2007-1351
suse high CVE-2007-1351 severity important: SUSE including 38 source package names (freetype2-2.3.7-25.10.1, freetype2-2.3.7-25.28.1, …), 39 product×package rows across 9 product lines (SUSE Linux Enterprise Server 11 SP1, SUSE Linux Enterprise Server 11 SP2, … (9 product lines)): Fixed 39. https://www.suse.com/security/cve/CVE-2007-1351/
ubuntu medium CVE-2007-1351 medium priority: Ubuntu including 2 source packages (freetype, libxfont), 8 status rows across 4 suites (dapper, edgy, feisty, upstream): released 7, needs-triage 1. https://ubuntu.com/security/CVE-2007-1351

Affected software / configurations for CVE-2007-1351

Vendor Product Version Raw CPE
ubuntu ubuntu_linux 5.10 cpe:2.3:o:ubuntu:ubuntu_linux:5.10:*:amd64:*:*:*:*:*
ubuntu ubuntu_linux 5.10 cpe:2.3:o:ubuntu:ubuntu_linux:5.10:*:i386:*:*:*:*:*
ubuntu ubuntu_linux 5.10 cpe:2.3:o:ubuntu:ubuntu_linux:5.10:*:powerpc:*:*:*:*:*
ubuntu ubuntu_linux 5.10 cpe:2.3:o:ubuntu:ubuntu_linux:5.10:*:sparc:*:*:*:*:*
ubuntu ubuntu_linux 6.06_lts cpe:2.3:o:ubuntu:ubuntu_linux:6.06_lts:*:amd64:*:*:*:*:*
ubuntu ubuntu_linux 6.06_lts cpe:2.3:o:ubuntu:ubuntu_linux:6.06_lts:*:i386:*:*:*:*:*
ubuntu ubuntu_linux 6.06_lts cpe:2.3:o:ubuntu:ubuntu_linux:6.06_lts:*:powerpc:*:*:*:*:*
ubuntu ubuntu_linux 6.06_lts cpe:2.3:o:ubuntu:ubuntu_linux:6.06_lts:*:sparc:*:*:*:*:*
ubuntu ubuntu_linux 6.10 cpe:2.3:o:ubuntu:ubuntu_linux:6.10:*:amd64:*:*:*:*:*
ubuntu ubuntu_linux 6.10 cpe:2.3:o:ubuntu:ubuntu_linux:6.10:*:i386:*:*:*:*:*
ubuntu ubuntu_linux 6.10 cpe:2.3:o:ubuntu:ubuntu_linux:6.10:*:powerpc:*:*:*:*:*
ubuntu ubuntu_linux 6.10 cpe:2.3:o:ubuntu:ubuntu_linux:6.10:*:sparc:*:*:*:*:*
x.org libxfont 1.2.2 cpe:2.3:a:x.org:libxfont:1.2.2:*:*:*:*:*:*:*
xfree86_project x11r6 4.3.0 cpe:2.3:a:xfree86_project:x11r6:4.3.0:*:*:*:*:*:*:*
xfree86_project x11r6 4.3.0.1 cpe:2.3:a:xfree86_project:x11r6:4.3.0.1:*:*:*:*:*:*:*
xfree86_project x11r6 4.3.0.2 cpe:2.3:a:xfree86_project:x11r6:4.3.0.2:*:*:*:*:*:*:*
rpath rpath_linux 1 cpe:2.3:o:rpath:rpath_linux:1:*:*:*:*:*:*:*
redhat enterprise_linux 2.1 cpe:2.3:o:redhat:enterprise_linux:2.1:*:advanced_server:*:*:*:*:*
redhat enterprise_linux 2.1 cpe:2.3:o:redhat:enterprise_linux:2.1:*:advanced_server_ia64:*:*:*:*:*
redhat enterprise_linux 2.1 cpe:2.3:o:redhat:enterprise_linux:2.1:*:enterprise_server:*:*:*:*:*
redhat enterprise_linux 2.1 cpe:2.3:o:redhat:enterprise_linux:2.1:*:enterprise_server_ia64:*:*:*:*:*
redhat enterprise_linux 2.1 cpe:2.3:o:redhat:enterprise_linux:2.1:*:workstation:*:*:*:*:*
redhat enterprise_linux 2.1 cpe:2.3:o:redhat:enterprise_linux:2.1:*:workstation_ia64:*:*:*:*:*
redhat enterprise_linux 3.0 cpe:2.3:o:redhat:enterprise_linux:3.0:*:advanced_servers:*:*:*:*:*
redhat enterprise_linux 3.0 cpe:2.3:o:redhat:enterprise_linux:3.0:*:enterprise_server:*:*:*:*:*
redhat enterprise_linux 3.0 cpe:2.3:o:redhat:enterprise_linux:3.0:*:workstation:*:*:*:*:*
redhat enterprise_linux 4.0 cpe:2.3:o:redhat:enterprise_linux:4.0:*:advanced_server:*:*:*:*:*
redhat enterprise_linux 4.0 cpe:2.3:o:redhat:enterprise_linux:4.0:*:enterprise_server:*:*:*:*:*
redhat enterprise_linux 4.0 cpe:2.3:o:redhat:enterprise_linux:4.0:*:workstation:*:*:*:*:*
redhat enterprise_linux 5.0 cpe:2.3:o:redhat:enterprise_linux:5.0:*:desktop:*:*:*:*:*
redhat enterprise_linux 5.0 cpe:2.3:o:redhat:enterprise_linux:5.0:*:desktop_workstation:*:*:*:*:*
redhat enterprise_linux 5.0 cpe:2.3:o:redhat:enterprise_linux:5.0:*:server:*:*:*:*:*
redhat enterprise_linux_desktop 3.0 cpe:2.3:o:redhat:enterprise_linux_desktop:3.0:*:*:*:*:*:*:*
redhat enterprise_linux_desktop 4.0 cpe:2.3:o:redhat:enterprise_linux_desktop:4.0:*:*:*:*:*:*:*
redhat linux_advanced_workstation 2.1 cpe:2.3:o:redhat:linux_advanced_workstation:2.1:*:ia64:*:*:*:*:*
redhat linux_advanced_workstation 2.1 cpe:2.3:o:redhat:linux_advanced_workstation:2.1:*:itanium:*:*:*:*:*
openbsd openbsd 3.9 cpe:2.3:o:openbsd:openbsd:3.9:*:*:*:*:*:*:*
openbsd openbsd 4.0 cpe:2.3:o:openbsd:openbsd:4.0:*:*:*:*:*:*:*
mandrakesoft mandrake_multi_network_firewall 2.0 cpe:2.3:a:mandrakesoft:mandrake_multi_network_firewall:2.0:*:*:*:*:*:*:*

References for CVE-2007-1351

URL Tags
http://issues.foresightlinux.org/browse/FL-223
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=501 Patch
http://lists.apple.com/archives/Security-announce/2007/Nov/msg00003.html
http://lists.apple.com/archives/security-announce/2009/Feb/msg00000.html
http://lists.freedesktop.org/archives/xorg-announce/2007-April/000286.html
http://rhn.redhat.com/errata/RHSA-2007-0125.html
http://secunia.com/advisories/24741 Vendor Advisory
http://secunia.com/advisories/24745
http://secunia.com/advisories/24756
http://secunia.com/advisories/24758
http://secunia.com/advisories/24765
http://secunia.com/advisories/24768
http://secunia.com/advisories/24770 Vendor Advisory
http://secunia.com/advisories/24771
http://secunia.com/advisories/24772
http://secunia.com/advisories/24776
http://secunia.com/advisories/24791
http://secunia.com/advisories/24885
http://secunia.com/advisories/24889
http://secunia.com/advisories/24921
http://secunia.com/advisories/24996
http://secunia.com/advisories/25004
http://secunia.com/advisories/25006
http://secunia.com/advisories/25096
http://secunia.com/advisories/25195
http://secunia.com/advisories/25216
http://secunia.com/advisories/25305
http://secunia.com/advisories/25495
http://secunia.com/advisories/28333
http://secunia.com/advisories/30161
http://secunia.com/advisories/33937
http://security.gentoo.org/glsa/glsa-200705-02.xml
http://security.gentoo.org/glsa/glsa-200705-10.xml
http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.626733
http://sourceforge.net/project/shownotes.php?group_id=3157&release_id=498954
http://sourceforge.net/project/shownotes.php?release_id=498954
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102886-1
http://support.apple.com/kb/HT3438
http://support.avaya.com/elmodocs2/security/ASA-2007-178.htm
http://support.avaya.com/elmodocs2/security/ASA-2007-193.htm
http://www.debian.org/security/2007/dsa-1294
http://www.debian.org/security/2008/dsa-1454
http://www.gentoo.org/security/en/glsa/glsa-200805-07.xml
http://www.mandriva.com/security/advisories?name=MDKSA-2007:079
http://www.mandriva.com/security/advisories?name=MDKSA-2007:080
http://www.mandriva.com/security/advisories?name=MDKSA-2007:081
http://www.novell.com/linux/security/advisories/2007_27_x.html
http://www.novell.com/linux/security/advisories/2007_6_sr.html
http://www.openbsd.org/errata39.html#021_xorg
http://www.openbsd.org/errata40.html#011_xorg
http://www.redhat.com/support/errata/RHSA-2007-0126.html
http://www.redhat.com/support/errata/RHSA-2007-0132.html
http://www.redhat.com/support/errata/RHSA-2007-0150.html
http://www.securityfocus.com/archive/1/464686/100/0/threaded
http://www.securityfocus.com/archive/1/464816/100/0/threaded
http://www.securityfocus.com/bid/23283 Patch
http://www.securityfocus.com/bid/23300
http://www.securityfocus.com/bid/23402
http://www.securitytracker.com/id?1017857
http://www.trustix.org/errata/2007/0013/
http://www.ubuntu.com/usn/usn-448-1
http://www.vupen.com/english/advisories/2007/1217
http://www.vupen.com/english/advisories/2007/1264
http://www.vupen.com/english/advisories/2007/1548
https://exchange.xforce.ibmcloud.com/vulnerabilities/33417
https://issues.rpath.com/browse/RPL-1213
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11266
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1810
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