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-rw-r--r--source/n/netkit-rsh/netkit-rsh.arg_max.diff71
1 files changed, 71 insertions, 0 deletions
diff --git a/source/n/netkit-rsh/netkit-rsh.arg_max.diff b/source/n/netkit-rsh/netkit-rsh.arg_max.diff
new file mode 100644
index 00000000..849f7c4c
--- /dev/null
+++ b/source/n/netkit-rsh/netkit-rsh.arg_max.diff
@@ -0,0 +1,71 @@
+--- ./rshd/rshd.c.orig 2000-07-22 23:16:24.000000000 -0500
++++ ./rshd/rshd.c 2018-04-10 02:02:57.995981067 -0500
+@@ -331,7 +331,8 @@
+ static void
+ doit(struct sockaddr_in *fromp)
+ {
+- char cmdbuf[ARG_MAX+1];
++ char *cmdbuf;
++ long cmdbuflen;
+ const char *theshell, *shellname;
+ char locuser[16], remuser[16];
+ struct passwd *pwd;
+@@ -340,6 +341,18 @@
+ u_short port;
+ int pv[2], pid, ifd;
+
++ cmdbuflen = sysconf (_SC_ARG_MAX);
++ if (!(cmdbuflen > 0)) {
++ syslog (LOG_ERR, "sysconf (_SC_ARG_MAX) failed");
++ exit (1);
++ }
++
++ cmdbuf = malloc (++cmdbuflen);
++ if (cmdbuf == NULL) {
++ syslog (LOG_ERR, "Could not allocate space for cmdbuf");
++ exit (1);
++ }
++
+ signal(SIGINT, SIG_DFL);
+ signal(SIGQUIT, SIG_DFL);
+ signal(SIGTERM, SIG_DFL);
+--- ./rexecd/rexecd.c.orig 2000-07-22 23:16:22.000000000 -0500
++++ ./rexecd/rexecd.c 2018-04-10 02:04:52.629979848 -0500
+@@ -223,7 +223,8 @@
+ static void
+ doit(struct sockaddr_in *fromp)
+ {
+- char cmdbuf[ARG_MAX+1];
++ char *cmdbuf;
++ long cmdbuflen;
+ char user[16], pass[16];
+ struct passwd *pwd;
+ int s = -1;
+@@ -242,6 +243,18 @@
+ #endif
+ #endif /* USE_PAM */
+
++ cmdbuflen = sysconf (_SC_ARG_MAX);
++ if (!(cmdbuflen > 0)) {
++ syslog (LOG_ERR, "sysconf (_SC_ARG_MAX) failed");
++ fatal ("sysconf (_SC_ARG_MAX) failed\n");
++ }
++
++ cmdbuf = malloc (++cmdbuflen);
++ if (cmdbuf == NULL) {
++ syslog (LOG_ERR, "Could not allocate space for cmdbuf");
++ fatal ("Could not allocate space for cmdbuf\n");
++ }
++
+ signal(SIGINT, SIG_DFL);
+ signal(SIGQUIT, SIG_DFL);
+ signal(SIGTERM, SIG_DFL);
+@@ -291,7 +304,7 @@
+
+ getstr(user, sizeof(user), "username too long\n");
+ getstr(pass, sizeof(pass), "password too long\n");
+- getstr(cmdbuf, sizeof(cmdbuf), "command too long\n");
++ getstr(cmdbuf, cmdbuflen, "command too long\n");
+ #ifdef USE_PAM
+ #define PAM_BAIL if (pam_error != PAM_SUCCESS) { \
+ pam_end(pamh, pam_error); exit(1); \