diff --git a/bpf/headers/include/bpf/KernelUtils.h b/bpf/headers/include/bpf/KernelUtils.h
index 7bdef5af39..f2b0be1caa 100644
--- a/bpf/headers/include/bpf/KernelUtils.h
+++ b/bpf/headers/include/bpf/KernelUtils.h
@@ -17,6 +17,7 @@
 #pragma once
 
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include <sys/personality.h>
 #include <sys/utsname.h>
@@ -28,12 +29,12 @@ namespace bpf {
 
 static inline unsigned uncachedKernelVersion() {
     struct utsname buf;
-    if (uname(&buf)) return 0;
+    if (uname(&buf)) abort();
 
     unsigned kver_major = 0;
     unsigned kver_minor = 0;
     unsigned kver_sub = 0;
-    (void)sscanf(buf.release, "%u.%u.%u", &kver_major, &kver_minor, &kver_sub);
+    if (sscanf(buf.release, "%u.%u.%u", &kver_major, &kver_minor, &kver_sub) < 2) abort();
     return KVER(kver_major, kver_minor, kver_sub);
 }