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-rw-r--r--Utilities/cmcurl/lib/base64.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/Utilities/cmcurl/lib/base64.c b/Utilities/cmcurl/lib/base64.c
index ad25459..204a227 100644
--- a/Utilities/cmcurl/lib/base64.c
+++ b/Utilities/cmcurl/lib/base64.c
@@ -190,6 +190,11 @@ static CURLcode base64_encode(const char *table64,
if(!insize)
insize = strlen(indata);
+#if SIZEOF_SIZE_T == 4
+ if(insize > UINT_MAX/4)
+ return CURLE_OUT_OF_MEMORY;
+#endif
+
base64data = output = malloc(insize * 4 / 3 + 4);
if(!output)
return CURLE_OUT_OF_MEMORY;