CVE-2011-0020
HIGHEPSS 97th pctlDescription
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 v2 Vector
No CVSS vector data available.
Exploit Intelligence
Very high risk: more likely to be exploited than 97% of all known CVEs.
References
- http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
- http://openwall.com/lists/oss-security/2011/01/18/6
- http://openwall.com/lists/oss-security/2011/01/20/2
- 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/2011/0186
- http://www.vupen.com/english/advisories/2011/0238
- https://bugs.launchpad.net/ubuntu/+source/pango1.0/+bug/696616
- https://bugzilla.gnome.org/show_bug.cgi?id=639882
- https://bugzilla.redhat.com/show_bug.cgi?id=671122
- https://exchange.xforce.ibmcloud.com/vulnerabilities/64832
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.