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Merge pull request #741 from qlyoung/fix-vtysh-buffer-overrun

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vtysh: fix stack buffer overflow
This commit is contained in:
Russ White 2017-06-19 22:02:49 -04:00 committed by GitHub
commit 2ca0207721
1 changed files with 8 additions and 6 deletions
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14
vtysh/vtysh.c
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@ -2029,17 +2029,19 @@ DEFUNSH (VTYSH_INTERFACE,
DEFUN (vtysh_show_thread,
vtysh_show_thread_cmd,
"show thread cpu [FILTER]",
SHOW_STR
"Thread information\n"
"Thread CPU usage\n"
"Display filter (rwtexb)\n")
SHOW_STR
"Thread information\n"
"Thread CPU usage\n"
"Display filter (rwtexb)\n")
{
int idx_filter = 3;
unsigned int i;
int idx = 0;
int ret = CMD_SUCCESS;
char line[100];
sprintf(line, "show thread cpu %s\n", (argc == 4) ? argv[idx_filter]->arg : "");
const char *filter = argv_find (argv, argc, "FILTER", &idx) ? argv[idx]->arg : "";
snprintf(line, sizeof(line), "do show thread cpu %s\n", filter);
for (i = 0; i < array_size(vtysh_client); i++)
if ( vtysh_client[i].fd >= 0 )
{