hunspell/hunspell-CVE-2019-16707.patch
Petr Gajdos 0562ed34da - security update
- added patches
  fix CVE-2019-16707 [bsc#1151867], invalid read operation in SuggestMgr:leftcommonsubstring in suggestmgr.cxx
  + hunspell-CVE-2019-16707.patch

OBS-URL: https://build.opensuse.org/package/show/devel:libraries:c_c++/hunspell?expand=0&rev=64
2020-06-09 07:19:54 +00:00

15 lines
503 B
Diff

diff --git a/src/hunspell/suggestmgr.cxx b/src/hunspell/suggestmgr.cxx
index dba084e9..c23f165a 100644
--- a/src/hunspell/suggestmgr.cxx
+++ b/src/hunspell/suggestmgr.cxx
@@ -2040,7 +2040,7 @@ int SuggestMgr::leftcommonsubstring(
int l2 = su2.size();
// decapitalize dictionary word
if (complexprefixes) {
- if (su1[l1 - 1] == su2[l2 - 1])
+ if (l1 && l2 && su1[l1 - 1] == su2[l2 - 1])
return 1;
} else {
unsigned short idx = su2.empty() ? 0 : (su2[0].h << 8) + su2[0].l;