From: Anderson Lizardo <anderson.lizardo-430g2QfJUUCGglJvpFV4uA@xxxxxxxxxxxxxxxx>
---
lib/sdp.c | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/lib/sdp.c b/lib/sdp.c
index 61598bb..6c73818 100644
--- a/lib/sdp.c
+++ b/lib/sdp.c
@@ -2155,9 +2155,24 @@ int sdp_get_server_ver(const sdp_record_t *rec, sdp_list_t **u16)
errno = ENODATA;
return -1;
}
- for (curr = d->val.dataseq; curr; curr = curr->next)
+
+ if (!SDP_IS_SEQ(d->dtd) || d->val.dataseq == NULL)
+ goto invalid;
+
+ for (curr = d->val.dataseq; curr; curr = curr->next) {
+ if (curr->dtd != SDP_UINT16)
+ goto invalid;
*u16 = sdp_list_append(*u16, &curr->val.uint16);
+ }
+
return 0;
+
+invalid:
+ sdp_list_free(*u16, NULL);
+ *u16 = NULL;
+ errno = EINVAL;
+
+ return -1;
}
/* flexible extraction of basic attributes - Jean II */
--
1.7.9.5
--
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