From 0c5110ccf83c2e9c3190e501855c49ee168a7239 Mon Sep 17 00:00:00 2001 From: Heinrich Schuchardt Date: Sun, 28 Jan 2024 08:58:55 +0100 Subject: [PATCH] common: event: check event_type_name() argument In event_type_name() we should avoid possible buffer overruns by checking the type argument. Addresses-Coverity-ID: 478862 Out-of-bounds access Signed-off-by: Heinrich Schuchardt --- common/event.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/common/event.c b/common/event.c index dc61b9672f..16c2ba6cc9 100644 --- a/common/event.c +++ b/common/event.c @@ -56,7 +56,10 @@ _Static_assert(ARRAY_SIZE(type_name) == EVT_COUNT, "event type_name size"); const char *event_type_name(enum event_t type) { #if CONFIG_IS_ENABLED(EVENT_DEBUG) - return type_name[type]; + if (type < ARRAY_SIZE(type_name)) + return type_name[type]; + else + return "(unknown)"; #else return "(unknown)"; #endif