From e1ce81a868880484dd087536e5934cf27c826eb5 Mon Sep 17 00:00:00 2001 From: lei huang Date: Fri, 13 Jun 2025 06:17:13 +0000 Subject: [PATCH] cpukit/shell: Fix NULL Pointer Dereference in Shell Memory Dump Commands --- cpukit/libmisc/shell/main_mdump.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/cpukit/libmisc/shell/main_mdump.c b/cpukit/libmisc/shell/main_mdump.c index 02e5ce2260..511e08f766 100644 --- a/cpukit/libmisc/shell/main_mdump.c +++ b/cpukit/libmisc/shell/main_mdump.c @@ -131,6 +131,10 @@ int args_parse(int argc, } } } + } else { + // Handle missing address argument + printf("Usage: %s [address [length [size]]]\n", argv[0]); + return -1; } return 0; }