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-rw-r--r--miscutils/makedevs.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/miscutils/makedevs.c b/miscutils/makedevs.c
index 4e50a6d71..f55995685 100644
--- a/miscutils/makedevs.c
+++ b/miscutils/makedevs.c
@@ -52,9 +52,13 @@ int makedevs_main(int argc, char **argv)
if (type[0] != 'f')
dev = (major << 8) | Sminor;
- strcpy(devname, basedev);
+ safe_strncpy(devname, basedev, sizeof(devname));
if (sbase == 0) {
+ int len;
+ len = strlen(devname);
+ if (S > 10000 || len > (sizeof(devname)-6))
+ error_msg_and_die("%s: number too large", buf);
sprintf(buf, "%d", S);
strcat(devname, buf);
} else {