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-rw-r--r--lib/system/iconv.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/system/iconv.c b/lib/system/iconv.c
index b06a6db346..fa7f72e27a 100644
--- a/lib/system/iconv.c
+++ b/lib/system/iconv.c
@@ -56,7 +56,7 @@ int _gnutls_ucs2_to_utf8(const void *data, size_t size,
checked = 1;
}
- if (((uint8_t *) data)[size] == 0 && ((uint8_t *) data)[size+1] == 0) {
+ if (size > 2 && ((uint8_t *) data)[size-1] == 0 && ((uint8_t *) data)[size-2] == 0) {
size -= 2;
}