- fix heap-buffer-overflow using upstream patch

  https://bugzilla.redhat.com/1755880

1 files changed, 21 insertions, 0 deletions

diff --git a/d3e402928b6eb3327f8f7d59a9edfa622fec557b.patch b/d3e402928b6eb3327f8f7d59a9edfa622fec557b.patch
new file mode 100644
index 0000000..cb53825
--- /dev/null
+++ b/d3e402928b6eb3327f8f7d59a9edfa622fec557b.patch
@@ -0,0 +1,21 @@
+From d3e402928b6eb3327f8f7d59a9edfa622fec557b Mon Sep 17 00:00:00 2001
+From: "K.Kosako" <kosako@sofnec.co.jp>
+Date: Tue, 13 Aug 2019 13:37:30 +0900
+Subject: [PATCH] fix heap-buffer-overflow
+
+---
+ src/regexec.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/src/regexec.c b/src/regexec.c
+index 0753b07..634ee42 100644
+--- a/src/regexec.c
++++ b/src/regexec.c
+@@ -4196,6 +4196,7 @@ str_lower_case_match(OnigEncoding enc, int case_fold_flag,
+     lowlen = ONIGENC_MBC_CASE_FOLD(enc, case_fold_flag, &p, end, lowbuf);
+     q = lowbuf;
+     while (lowlen > 0) {
++      if (t >= tend)    return 0;
+       if (*t++ != *q++) return 0;
+       lowlen--;
+     }