diff options
Diffstat (limited to 'source/n/netkit-rsh/netkit-rsh.arg_max.diff')
-rw-r--r-- | source/n/netkit-rsh/netkit-rsh.arg_max.diff | 71 |
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); \ |