Snap for 6957789 from ec9ac7b9c558bc75453e3a9be97aa1644a57ca3e to rvc-qpr2-releaseandroid-11.0.0_r37android-11.0.0_r36android-11.0.0_r35android-11.0.0_r34android-11.0.0_r33android-11.0.0_r32android11-qpr2-release

Change-Id: Iaaf10f27beb19a12705b70df900a86c1e1ae2a65

1 files changed, 13 insertions, 3 deletions

diff --git a/libexif/pentax/mnote-pentax-entry.c b/libexif/pentax/mnote-pentax-entry.c
index 7e97c2c..dcb1560 100644
--- a/libexif/pentax/mnote-pentax-entry.c
+++ b/libexif/pentax/mnote-pentax-entry.c
@@ -425,24 +425,34 @@ mnote_pentax_entry_get_value (MnotePentaxEntry *entry,
 		case EXIF_FORMAT_SHORT:
 		  {
 			const unsigned char *data = entry->data;
-		  	size_t k, len = strlen(val);
+		  	size_t k, len = strlen(val), sizeleft;
+
+			sizeleft = entry->size;
 		  	for(k=0; k<entry->components; k++) {
+				if (sizeleft < 2)
+					break;
 				vs = exif_get_short (data, entry->order);
 				snprintf (val+len, maxlen-len, "%i ", vs);
 				len = strlen(val);
 				data += 2;
+				sizeleft -= 2;
 			}
 		  }
 		  break;
 		case EXIF_FORMAT_LONG:
 		  {
 			const unsigned char *data = entry->data;
-		  	size_t k, len = strlen(val);
+		  	size_t k, len = strlen(val), sizeleft;
+
+			sizeleft = entry->size;
 		  	for(k=0; k<entry->components; k++) {
+				if (sizeleft < 4)
+					break;
 				vl = exif_get_long (data, entry->order);
 				snprintf (val+len, maxlen-len, "%li", (long int) vl);
 				len = strlen(val);
 				data += 4;
+				sizeleft -= 4;
 			}
 		  }
 		  break;
@@ -455,5 +465,5 @@ mnote_pentax_entry_get_value (MnotePentaxEntry *entry,
 		break;
 	}
 
-	return (val);
+	return val;
 }