diff options
| author | Donald Sharp <sharpd@nvidia.com> | 2021-01-24 07:52:55 -0500 |
|---|---|---|
| committer | Donald Sharp <sharpd@nvidia.com> | 2021-01-25 09:15:36 -0500 |
| commit | 833c1f9fd14c4764b9f36f5e61c57130ff4f7118 (patch) | |
| tree | 84a4b8b18f24ed6e839853bfc28fb591cdea3552 /lib/frrscript.c | |
| parent | 8f17f6eb2db11cf8c93c47eda6eafc4981eeab29 (diff) | |
lib: Prevent possible memory overwrite
fname is MAXPATHLEN and scriptdir and fs->name are less then
MAXPATHLEN but the combination of those two + the `.lua` are
greater than the MAXPATHLEN. Just give us more room to prevent
a coding boo boo.
Signed-off-by: Donald Sharp <sharpd@nvidia.com>
Diffstat (limited to 'lib/frrscript.c')
| -rw-r--r-- | lib/frrscript.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/frrscript.c b/lib/frrscript.c index a3de474a4e..a43f389f99 100644 --- a/lib/frrscript.c +++ b/lib/frrscript.c @@ -208,7 +208,7 @@ struct frrscript *frrscript_load(const char *name, fs->L = luaL_newstate(); frrlua_export_logging(fs->L); - char fname[MAXPATHLEN]; + char fname[MAXPATHLEN * 2]; snprintf(fname, sizeof(fname), "%s/%s.lua", scriptdir, fs->name); int ret = luaL_loadfile(fs->L, fname); |