[CFF] fix oss-fuzz issue 11670: NULL dereference (#1450)
authorMichiharu Ariza <ariza@adobe.com>
Wed, 5 Dec 2018 05:32:34 +0000 (21:32 -0800)
committerEbrahim Byagowi <ebrahim@gnu.org>
Wed, 5 Dec 2018 05:32:34 +0000 (09:02 +0330)
commit32cc46c75a5f163f254b7998ed9193d5bbc85e4b
tree553452e40ee3e1e85329fb54479a6aace45917e8
parentd0a250a7b15f1099c2005bc2427d62e7370dcc33
[CFF] fix oss-fuzz issue 11670: NULL dereference (#1450)

* guard against no subr access

* code tweak

* add minimized testcase for oss-fuzz 11670 (Null deference)
src/hb-cff-interp-cs-common.hh
src/hb-ot-cff-common.hh
test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-subset-fuzzer-5672913680728064 [new file with mode: 0644]