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| author | Rafael Zalamena <rzalamena@opensourcerouting.org> | 2021-06-07 11:02:16 -0300 |
|---|---|---|
| committer | Rafael Zalamena <rzalamena@opensourcerouting.org> | 2021-06-07 11:14:25 -0300 |
| commit | 77af3a34ba8ef11380f23d4e7e9ce7c097ea8b63 (patch) | |
| tree | 218bf361aef4d48bcb84b5ddc55b985e25a3e9fe /lib/command.c | |
| parent | 455d14ae317c461febc02d3731bf8691c2f2ee5f (diff) | |
lib: fix address sanitizer crash on `find`
Fix the following address sanitizer crash when running the command `find`:
ERROR: AddressSanitizer: dynamic-stack-buffer-overflow
WRITE of size 1 at 0x7fff4840fc1d thread T0
0 in print_cmd ../lib/command.c:1541
1 in cmd_find_cmds ../lib/command.c:2364
2 in find ../vtysh/vtysh.c:3732
3 in cmd_execute_command_real ../lib/command.c:995
4 in cmd_execute_command ../lib/command.c:1055
5 in cmd_execute ../lib/command.c:1219
6 in vtysh_execute_func ../vtysh/vtysh.c:486
7 in vtysh_execute ../vtysh/vtysh.c:671
8 in main ../vtysh/vtysh_main.c:721
9 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x270b2)
10 in _start (/usr/bin/vtysh+0x21f64d)
Signed-off-by: Rafael Zalamena <rzalamena@opensourcerouting.org>
Diffstat (limited to 'lib/command.c')
| -rw-r--r-- | lib/command.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/command.c b/lib/command.c index 008f98a34c..a19d392f38 100644 --- a/lib/command.c +++ b/lib/command.c @@ -1496,7 +1496,7 @@ static void permute(struct graph_node *start, struct vty *vty) static void print_cmd(struct vty *vty, const char *cmd) { int i, j, len = strlen(cmd); - char buf[len]; + char buf[len + 1]; bool skip = false; j = 0; |