diff options
| -rw-r--r-- | nuttx/sched/task/task_setup.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/nuttx/sched/task/task_setup.c b/nuttx/sched/task/task_setup.c index 7320cf19d..03ee33017 100644 --- a/nuttx/sched/task/task_setup.c +++ b/nuttx/sched/task/task_setup.c @@ -490,9 +490,16 @@ static inline int task_stackargsetup(FAR struct task_tcb_s *tcb, while (argv[argc]) { - /* Add the size of this argument (with NUL terminator) */ + /* Add the size of this argument (with NUL terminator). + * Check each time if the accumulated size exceeds the + * size of the allocated stack. + */ strtablen += (strlen(argv[argc]) + 1); + if (strtablen >= tcb->adj_stack_size) + { + return -ENAMETOOLONG; + } /* Increment the number of args. Here is a sanity check to * prevent running away with an unterminated argv[] list. |