1 files changed, 2 insertions, 0 deletions

diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index c25e57b3acb2..28a0a89c1f73 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -386,6 +386,8 @@ unsigned long parse_tag_value(const char *str, struct parse_tag *tags)
                         if (s != endptr)
                                 break;
 
+                        if (value > ULONG_MAX / i->mult)
+                                break;
                         value *= i->mult;
                         return value;
                 }