Vulnerability Details : CVE-2010-0421
Array index error in the hb_ot_layout_build_glyph_classes function in pango/opentype/hb-ot-layout.cc 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.
Vulnerability category: OverflowDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2010-0421
Probability of exploitation activity in the next 30 days: 0.25%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 62 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2010-0421
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST |
CWE ids for CVE-2010-0421
-
The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2010-0421
-
http://lists.opensuse.org/opensuse-security-announce/2010-06/msg00001.html
[security-announce] SUSE Security Summary Report: SUSE-SR:2010:013
-
http://www.vupen.com/english/advisories/2010/1552
Webmail | OVH- OVH
-
http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00002.html
[security-announce] SUSE Security Summary Report: SUSE-SR:2010:012
-
http://www.debian.org/security/2010/dsa-2019
Debian -- Security Information -- DSA-2019-1 pango1.0
-
http://securitytracker.com/id?1023711
Pango GDEF Array Indexing Error in Font Library Lets Users Deny Service - SecurityTracker
-
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9417
Repository / Oval Repository
-
http://www.vupen.com/english/advisories/2010/0627
Webmail | OVH- OVH
-
http://www.mandriva.com/security/advisories?name=MDVSA-2010:121
mandriva.com
-
http://www.securityfocus.com/bid/38760
Pango Glyph Definition Table Denial of Service Vulnerability
-
http://ftp.gnome.org/pub/GNOME/sources/pango/1.27/pango-1.27.1.tar.bz2
Patch
-
http://lists.opensuse.org/opensuse-security-announce/2010-04/msg00002.html
[security-announce] SUSE Security Summary Report: SUSE-SR:2010:009
-
http://www.vupen.com/english/advisories/2010/0661
Webmail | OVH- OVH
-
https://bugzilla.redhat.com/show_bug.cgi?id=555831
555831 – (CVE-2010-0421) CVE-2010-0421 libpangoft2 segfaults on forged font files
-
http://www.redhat.com/support/errata/RHSA-2010-0140.html
Support
Products affected by CVE-2010-0421
- cpe:2.3:a:gnome:pango:*:*:*:*:*:*:*:*