http://bugs.gentoo.org/attachment.cgi?id=156651 diff -Naur ./rexecd/rexecd.c ../copy/rexecd/rexecd.c --- ./rexecd/rexecd.c 2000-07-23 06:16:22.000000000 +0200 +++ ../copy/rexecd/rexecd.c 2008-06-13 21:33:11.000000000 +0200 @@ -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); \ diff -Naur ./rshd/rshd.c ../copy/rshd/rshd.c --- ./rshd/rshd.c 2008-06-13 21:40:15.000000000 +0200 +++ ../copy/rshd/rshd.c 2008-06-13 21:45:04.000000000 +0200 @@ -337,7 +337,8 @@ 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; @@ -346,6 +347,18 @@ 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);