summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--src/shared/dlt_common.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/shared/dlt_common.c b/src/shared/dlt_common.c
index c577249..74c2b90 100644
--- a/src/shared/dlt_common.c
+++ b/src/shared/dlt_common.c
@@ -2643,11 +2643,13 @@ int dlt_buffer_get(DltBuffer *buf, unsigned char *data, int max_size, int delete
}
/* third check size */
- if (max_size && (head.size > max_size))
+ if (max_size && (head.size > max_size)) {
dlt_vlog(LOG_WARNING,
"%s: Buffer: Max size is smaller than read header size. Max size: %d\n",
__func__, max_size);
- /* nothing to do but data does not fit provided buffer */
+ /* prevent buffer overflow on dlt_buffer_read_block */
+ return DLT_RETURN_ERROR; /* ERROR */
+ }
if ((data != NULL) && max_size) {