summaryrefslogtreecommitdiff
path: root/libpiano
diff options
context:
space:
mode:
Diffstat (limited to 'libpiano')
-rw-r--r--libpiano/src/xml.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/libpiano/src/xml.c b/libpiano/src/xml.c
index 8e8fb2a..185002d 100644
--- a/libpiano/src/xml.c
+++ b/libpiano/src/xml.c
@@ -240,7 +240,10 @@ static void PianoXmlParsePlaylistCb (const char *key, const ezxml_t value,
char *urlTail = NULL,
*urlTailCrypted = &valueStr[valueStrN - urlTailN];
- if ((urlTail = PianoDecryptString (urlTailCrypted)) != NULL) {
+ /* don't try to decrypt if string is too short (=> invalid memory
+ * reads/writes) */
+ if (valueStrN > urlTailN &&
+ (urlTail = PianoDecryptString (urlTailCrypted)) != NULL) {
if ((song->audioUrl = calloc (valueStrN + 1,
sizeof (*song->audioUrl))) != NULL) {
memcpy (song->audioUrl, valueStr, valueStrN - urlTailN);