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Vulnerability Details : CVE-2010-0421

Array index error in the hb_ot_layout_build_glyph_classes function in pango/opentype/ in Pango before 1.27.1 allows context-dependent attackers to cause a denial of service (application crash) via a crafted font file, related to building a synthetic Glyph Definition (aka GDEF) table by using this font's charmap and the Unicode property database.
Publish Date : 2010-03-18 Last Update Date : 2021-07-14
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of ServiceOverflow
CWE ID 119

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate
AV:N/AC:M/Au:N/C:N/I:N/A:P 2010-01-12 2010-03-15
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- Related OVAL Definitions

Title Definition Id Class Family
Array index error in the hb_ot_layout_build_glyph_classes function in pango/opentype/ in Pango before 1.2... oval:org.mitre.oval:def:9417 unix
CVE-2010-0421 unix
DSA-2019 pango1.0 -- missing input sanitisation oval:org.mitre.oval:def:7607 unix
DSA-2019-1 pango1.0 - denial of service oval:org.mitre.oval:def:20119 unix
ELSA-2010:0140: pango security update (Moderate) oval:org.mitre.oval:def:22827 unix
RHSA-2010:0140: pango security update (Moderate) oval:org.mitre.oval:def:21202 unix
RHSA-2010:0140: pango security update (Moderate) oval:com.redhat.rhsa:def:20100140 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2010-0421

# Product Type Vendor Product Version Update Edition Language
1 Application Gnome Pango * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Gnome Pango 1

- References For CVE-2010-0421
VUPEN ADV-2010-0661
VUPEN ADV-2010-1552
OVAL oval:org.mitre.oval:def:9417
SUSE SUSE-SR:2010:012
VUPEN ADV-2010-0627
BID 38760 Pango Glyph Definition Table Denial of Service Vulnerability Release Date:2010-07-08
SUSE SUSE-SR:2010:013
SUSE SUSE-SR:2010:009
REDHAT RHSA-2010:0140

- Metasploit Modules Related To CVE-2010-0421

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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