Vulnerability Description
Heap-based buffer overflow in the pango_ft2_font_render_box_glyph function in pango/pangoft2-render.c in libpango in Pango 1.28.3 and earlier, when the FreeType2 backend is enabled, allows user-assisted remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted font file, related to the glyph box for an FT_Bitmap object.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnome | Pango | <= 1.28.3 |
| Pango | Pango | 0.20 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
- http://openwall.com/lists/oss-security/2011/01/18/6Exploit
- http://openwall.com/lists/oss-security/2011/01/20/2Exploit
- http://osvdb.org/70596
- http://secunia.com/advisories/42934
- http://secunia.com/advisories/43100
- http://www.redhat.com/support/errata/RHSA-2011-0180.html
- http://www.securityfocus.com/bid/45842
- http://www.securitytracker.com/id?1024994
- http://www.vupen.com/english/advisories/2011/0186Vendor Advisory
- http://www.vupen.com/english/advisories/2011/0238
- https://bugs.launchpad.net/ubuntu/+source/pango1.0/+bug/696616Exploit
- https://bugzilla.gnome.org/show_bug.cgi?id=639882
- https://bugzilla.redhat.com/show_bug.cgi?id=671122Exploit
- https://exchange.xforce.ibmcloud.com/vulnerabilities/64832
FAQ
What is CVE-2011-0020?
CVE-2011-0020 is a vulnerability with a CVSS score of 7.6 (HIGH). Heap-based buffer overflow in the pango_ft2_font_render_box_glyph function in pango/pangoft2-render.c in libpango in Pango 1.28.3 and earlier, when the FreeType2 backend is enabled, allows user-assist...
How severe is CVE-2011-0020?
CVE-2011-0020 has been rated HIGH with a CVSS base score of 7.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-0020?
Check the references section above for vendor advisories and patch information. Affected products include: Gnome Pango, Pango Pango.