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authorkwaclaw <kwaclaw>2008-06-11 14:43:57 +0000
committerkwaclaw <kwaclaw>2008-06-11 14:43:57 +0000
commit66c558248a323812fd802116bf429503335248c0 (patch)
tree14a91fba49a9830595f03590f4f86495eb87b52f
parentc30efcfa4069a1344a544649b37b72118489e2f9 (diff)
downloadlibexpat-66c558248a323812fd802116bf429503335248c0.tar.gz
Fix for bug #1990430.
-rw-r--r--lib/xmltok_impl.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/xmltok_impl.c b/lib/xmltok_impl.c
index 1268819..b71410d 100644
--- a/lib/xmltok_impl.c
+++ b/lib/xmltok_impl.c
@@ -1748,6 +1748,8 @@ PREFIX(updatePosition)(const ENCODING *enc,
switch (BYTE_TYPE(enc, ptr)) {
#define LEAD_CASE(n) \
case BT_LEAD ## n: \
+ if (end - ptr < n) \
+ return; \
ptr += n; \
break;
LEAD_CASE(2) LEAD_CASE(3) LEAD_CASE(4)