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-rw-r--r--lib/base64.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/base64.c b/lib/base64.c
index 64e9692a..ea0db6b9 100644
--- a/lib/base64.c
+++ b/lib/base64.c
@@ -117,7 +117,7 @@ int base64_decode_real(const unsigned char *in, unsigned char *out, char *b64rev
{
int i, outlen = 0;
- for( i = 0; in[i]; i += 4 )
+ for( i = 0; in[i] && in[i+1] && in[i+2] && in[i+3]; i += 4 )
{
int sx;