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.
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
Disclaimer: The entry creation date may reflect when
the CVE-ID was allocated or reserved, and does not
necessarily indicate when this vulnerability was
discovered, shared with the affected vendor, publicly
disclosed, or updated in CVE.
This is an entry on the CVE
list, which standardizes names for security