diff --git a/src/util/vircgroupv1.c b/src/util/vircgroupv1.c
index 28a74474ee8259129c524cd1aa1802e3c095eb7b..ab1a2870a3ed0fcd96bb90a5e881859bd71b5722 100644
--- a/src/util/vircgroupv1.c
+++ b/src/util/vircgroupv1.c
@@ -1476,7 +1476,7 @@ virCgroupV1GetMemoryStat(virCgroupPtr group,
 
     line = stat;
 
-    while (line) {
+    while (*line) {
         char *newLine = strchr(line, '\n');
         char *valueStr = strchr(line, ' ');
         unsigned long long value;
@@ -1506,6 +1506,11 @@ virCgroupV1GetMemoryStat(virCgroupPtr group,
             inactiveFileVal = value >> 10;
         else if (STREQ(line, "unevictable"))
             unevictableVal = value >> 10;
+
+        if (newLine)
+            line = newLine + 1;
+        else
+            break;
     }
 
     *cache = cacheVal;
diff --git a/src/util/vircgroupv2.c b/src/util/vircgroupv2.c
index 32adb0678413fd11f06125da6a3dd19c14c2a57b..85aa62bd4cba2145333684cf569f0d99a0139716 100644
--- a/src/util/vircgroupv2.c
+++ b/src/util/vircgroupv2.c
@@ -1068,7 +1068,7 @@ virCgroupV2GetMemoryStat(virCgroupPtr group,
 
     line = stat;
 
-    while (line) {
+    while (*line) {
         char *newLine = strchr(line, '\n');
         char *valueStr = strchr(line, ' ');
         unsigned long long value;
@@ -1102,6 +1102,11 @@ virCgroupV2GetMemoryStat(virCgroupPtr group,
             inactiveFileVal = value >> 10;
         else if (STREQ(line, "unevictable"))
             unevictableVal = value >> 10;
+
+        if (newLine)
+            line = newLine + 1;
+        else
+            break;
     }
 
     *cache = cacheVal;