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-rw-r--r--system/mailx/mailx-12.4-cve.patch232
1 files changed, 232 insertions, 0 deletions
diff --git a/system/mailx/mailx-12.4-cve.patch b/system/mailx/mailx-12.4-cve.patch
new file mode 100644
index 000000000..fa6d51197
--- /dev/null
+++ b/system/mailx/mailx-12.4-cve.patch
@@ -0,0 +1,232 @@
+Submitted By: Ken Moffat <ken at linuxfromscratch dot org>
+Date: 2014-12-27
+Initial Package Version: 12.5
+Upstream Status: Unknown
+Origin: Changes to remove SSL2 found at debian, remainder from redhat.
+Description: Removes support for SSL2 (openssl no longer supports it)
+and fixes CVE-2004-2771 [sic] and CVE-2014-7844.
+
+diff -Naur heirloom-mailx-12.5/extern.h heirloom-mailx-12.5-patched/extern.h
+--- heirloom-mailx-12.5/extern.h 2011-04-26 22:23:22.000000000 +0100
++++ heirloom-mailx-12.5-patched/extern.h 2014-12-27 01:26:59.654169487 +0000
+@@ -396,7 +396,7 @@
+ int is_fileaddr(char *name);
+ struct name *usermap(struct name *names);
+ struct name *cat(struct name *n1, struct name *n2);
+-char **unpack(struct name *np);
++char **unpack(struct name *smopts, struct name *np);
+ struct name *elide(struct name *names);
+ int count(struct name *np);
+ struct name *delete_alternates(struct name *np);
+diff -Naur heirloom-mailx-12.5/fio.c heirloom-mailx-12.5-patched/fio.c
+--- heirloom-mailx-12.5/fio.c 2011-04-26 22:23:22.000000000 +0100
++++ heirloom-mailx-12.5-patched/fio.c 2014-12-27 01:27:15.634561413 +0000
+@@ -43,12 +43,15 @@
+ #endif /* not lint */
+
+ #include "rcv.h"
++
++#ifndef HAVE_WORDEXP
++#error wordexp support is required
++#endif
++
+ #include <sys/stat.h>
+ #include <sys/file.h>
+ #include <sys/wait.h>
+-#ifdef HAVE_WORDEXP
+ #include <wordexp.h>
+-#endif /* HAVE_WORDEXP */
+ #include <unistd.h>
+
+ #if defined (USE_NSS)
+@@ -481,7 +484,6 @@
+ static char *
+ globname(char *name)
+ {
+-#ifdef HAVE_WORDEXP
+ wordexp_t we;
+ char *cp;
+ sigset_t nset;
+@@ -495,7 +497,7 @@
+ sigemptyset(&nset);
+ sigaddset(&nset, SIGCHLD);
+ sigprocmask(SIG_BLOCK, &nset, NULL);
+- i = wordexp(name, &we, 0);
++ i = wordexp(name, &we, WRDE_NOCMD);
+ sigprocmask(SIG_UNBLOCK, &nset, NULL);
+ switch (i) {
+ case 0:
+@@ -527,65 +529,6 @@
+ }
+ wordfree(&we);
+ return cp;
+-#else /* !HAVE_WORDEXP */
+- char xname[PATHSIZE];
+- char cmdbuf[PATHSIZE]; /* also used for file names */
+- int pid, l;
+- char *cp, *shell;
+- int pivec[2];
+- extern int wait_status;
+- struct stat sbuf;
+-
+- if (pipe(pivec) < 0) {
+- perror("pipe");
+- return name;
+- }
+- snprintf(cmdbuf, sizeof cmdbuf, "echo %s", name);
+- if ((shell = value("SHELL")) == NULL)
+- shell = SHELL;
+- pid = start_command(shell, 0, -1, pivec[1], "-c", cmdbuf, NULL);
+- if (pid < 0) {
+- close(pivec[0]);
+- close(pivec[1]);
+- return NULL;
+- }
+- close(pivec[1]);
+-again:
+- l = read(pivec[0], xname, sizeof xname);
+- if (l < 0) {
+- if (errno == EINTR)
+- goto again;
+- perror("read");
+- close(pivec[0]);
+- return NULL;
+- }
+- close(pivec[0]);
+- if (wait_child(pid) < 0 && WTERMSIG(wait_status) != SIGPIPE) {
+- fprintf(stderr, catgets(catd, CATSET, 81,
+- "\"%s\": Expansion failed.\n"), name);
+- return NULL;
+- }
+- if (l == 0) {
+- fprintf(stderr, catgets(catd, CATSET, 82,
+- "\"%s\": No match.\n"), name);
+- return NULL;
+- }
+- if (l == sizeof xname) {
+- fprintf(stderr, catgets(catd, CATSET, 83,
+- "\"%s\": Expansion buffer overflow.\n"), name);
+- return NULL;
+- }
+- xname[l] = 0;
+- for (cp = &xname[l-1]; *cp == '\n' && cp > xname; cp--)
+- ;
+- cp[1] = '\0';
+- if (strchr(xname, ' ') && stat(xname, &sbuf) < 0) {
+- fprintf(stderr, catgets(catd, CATSET, 84,
+- "\"%s\": Ambiguous.\n"), name);
+- return NULL;
+- }
+- return savestr(xname);
+-#endif /* !HAVE_WORDEXP */
+ }
+
+ /*
+diff -Naur heirloom-mailx-12.5/mailx.1 heirloom-mailx-12.5-patched/mailx.1
+--- heirloom-mailx-12.5/mailx.1 2011-04-26 22:23:22.000000000 +0100
++++ heirloom-mailx-12.5-patched/mailx.1 2014-12-27 01:26:53.838026857 +0000
+@@ -656,6 +656,14 @@
+ will have the system wide alias expanded
+ as all mail goes through sendmail.
+ .SS "Recipient address specifications"
++If the
++.I expandaddr
++option is not set (the default), recipient addresses must be names of
++local mailboxes or Internet mail addresses.
++.PP
++If the
++.I expandaddr
++option is set, the following rules apply:
+ When an address is used to name a recipient
+ (in any of To, Cc, or Bcc),
+ names of local mail folders
+@@ -2391,6 +2399,12 @@
+ If this option is set,
+ \fImailx\fR starts even with an empty mailbox.
+ .TP
++.B expandaddr
++Causes
++.I mailx
++to expand message recipient addresses, as explained in the section,
++Recipient address specifications.
++.TP
+ .B flipr
+ Exchanges the
+ .I Respond
+@@ -3575,7 +3589,7 @@
+ .TP
+ .B ssl-method
+ Selects a SSL/TLS protocol version;
+-valid values are `ssl2', `ssl3', and `tls1'.
++valid values are `ssl3', and `tls1'.
+ If unset, the method is selected automatically,
+ if possible.
+ .TP
+diff -Naur heirloom-mailx-12.5/names.c heirloom-mailx-12.5-patched/names.c
+--- heirloom-mailx-12.5/names.c 2011-04-26 22:23:22.000000000 +0100
++++ heirloom-mailx-12.5-patched/names.c 2014-12-27 01:26:59.654169487 +0000
+@@ -268,6 +268,9 @@
+ FILE *fout, *fin;
+ int ispipe;
+
++ if (value("expandaddr") == NULL)
++ return names;
++
+ top = names;
+ np = names;
+ time(&now);
+@@ -546,7 +549,7 @@
+ * Return an error if the name list won't fit.
+ */
+ char **
+-unpack(struct name *np)
++unpack(struct name *smopts, struct name *np)
+ {
+ char **ap, **top;
+ struct name *n;
+@@ -561,7 +564,7 @@
+ * the terminating 0 pointer. Additional spots may be needed
+ * to pass along -f to the host mailer.
+ */
+- extra = 2;
++ extra = 3 + count(smopts);
+ extra++;
+ metoo = value("metoo") != NULL;
+ if (metoo)
+@@ -578,6 +581,10 @@
+ *ap++ = "-m";
+ if (verbose)
+ *ap++ = "-v";
++ for (; smopts != NULL; smopts = smopts->n_flink)
++ if ((smopts->n_type & GDEL) == 0)
++ *ap++ = smopts->n_name;
++ *ap++ = "--";
+ for (; n != NULL; n = n->n_flink)
+ if ((n->n_type & GDEL) == 0)
+ *ap++ = n->n_name;
+diff -Naur heirloom-mailx-12.5/openssl.c heirloom-mailx-12.5-patched/openssl.c
+--- heirloom-mailx-12.5/openssl.c 2011-04-26 22:23:22.000000000 +0100
++++ heirloom-mailx-12.5-patched/openssl.c 2014-12-27 01:26:34.385549867 +0000
+@@ -216,9 +216,7 @@
+
+ cp = ssl_method_string(uhp);
+ if (cp != NULL) {
+- if (equal(cp, "ssl2"))
+- method = SSLv2_client_method();
+- else if (equal(cp, "ssl3"))
++ if (equal(cp, "ssl3"))
+ method = SSLv3_client_method();
+ else if (equal(cp, "tls1"))
+ method = TLSv1_client_method();
+diff -Naur heirloom-mailx-12.5/sendout.c heirloom-mailx-12.5-patched/sendout.c
+--- heirloom-mailx-12.5/sendout.c 2011-04-26 22:23:22.000000000 +0100
++++ heirloom-mailx-12.5-patched/sendout.c 2014-12-27 01:26:59.654169487 +0000
+@@ -835,7 +835,7 @@
+ #endif /* HAVE_SOCKETS */
+
+ if ((smtp = value("smtp")) == NULL) {
+- args = unpack(cat(mailargs, to));
++ args = unpack(mailargs, to);
+ if (debug || value("debug")) {
+ printf(catgets(catd, CATSET, 181,
+ "Sendmail arguments:"));