Fix a security hole using vendor-supplied patch.

2 files changed, 125 insertions, 0 deletions

diff --git a/mail/mutt/Makefile b/mail/mutt/Makefile
index 29ca5bd..ce0d6ed 100644
--- a/mail/mutt/Makefile
+++ b/mail/mutt/Makefile
@@ -8,6 +8,7 @@
 
 PORTNAME=	mutt
 PORTVERSION=	1.2.5
+PORTREVISION=	1
 CATEGORIES+=	mail
 MASTER_SITES=	ftp://ftp.guug.de/pub/mutt/ \
 		ftp://ftp.uib.no/pub/mutt/ \
diff --git a/mail/mutt/files/patch-rfc822.c b/mail/mutt/files/patch-rfc822.c
new file mode 100644
index 0000000..3baa0c8
--- /dev/null
+++ b/mail/mutt/files/patch-rfc822.c
@@ -0,0 +1,124 @@
+diff -u -r2.9.2.1 rfc822.c
+--- rfc822.c	2000/06/22 10:54:58	2.9.2.1
++++ rfc822.c	2002/01/01 10:24:05
+@@ -33,6 +33,12 @@
+ #include "rfc822.h"
+ #endif
+ 
++#define terminate_string(a, b, c) do { if ((b) < (c)) a[(b)] = 0; else \
++	a[(c)] = 0; } while (0)
++
++#define terminate_buffer(a, b) terminate_string(a, b, sizeof (a) - 1)
++
++
+ const char RFC822Specials[] = "@.,:;<>[]\\\"()";
+ #define is_special(x) strchr(RFC822Specials,x)
+ 
+@@ -227,12 +233,12 @@
+       return NULL;
+   }
+ 
+-  token[*tokenlen] = 0;
++  terminate_string (token, *tokenlen, tokenmax);
+   addr->mailbox = safe_strdup (token);
+ 
+   if (*commentlen && !addr->personal)
+   {
+-    comment[*commentlen] = 0;
++    terminate_string (comment, *commentlen, commentmax);
+     addr->personal = safe_strdup (comment);
+   }
+ 
+@@ -320,9 +326,6 @@
+   *last = cur;
+ }
+ 
+-#define terminate_string(a, b) do { if (b < sizeof(a) - 1) a[b] = 0; else \
+-	a[sizeof(a) - 1] = 0; } while (0)
+-
+ ADDRESS *rfc822_parse_adrlist (ADDRESS *top, const char *s)
+ {
+   const char *begin, *ps;
+@@ -344,12 +347,12 @@
+     {
+       if (phraselen)
+       {
+-	terminate_string (phrase, phraselen);
++	terminate_buffer (phrase, phraselen);
+ 	add_addrspec (&top, &last, phrase, comment, &commentlen, sizeof (comment) - 1);
+       }
+       else if (commentlen && last && !last->personal)
+       {
+-	terminate_string (comment, commentlen);
++	terminate_buffer (comment, commentlen);
+ 	last->personal = safe_strdup (comment);
+       }
+ 
+@@ -377,7 +380,7 @@
+     else if (*s == ':')
+     {
+       cur = rfc822_new_address ();
+-      terminate_string (phrase, phraselen);
++      terminate_buffer (phrase, phraselen);
+       cur->mailbox = safe_strdup (phrase);
+       cur->group = 1;
+ 
+@@ -401,12 +404,12 @@
+     {
+       if (phraselen)
+       {
+-	terminate_string (phrase, phraselen);
++	terminate_buffer (phrase, phraselen);
+ 	add_addrspec (&top, &last, phrase, comment, &commentlen, sizeof (comment) - 1);
+       }
+       else if (commentlen && last && !last->personal)
+       {
+-	terminate_string (phrase, phraselen);
++	terminate_buffer (phrase, phraselen);
+ 	last->personal = safe_strdup (comment);
+       }
+ #ifdef EXACT_ADDRESS
+@@ -430,7 +433,7 @@
+     }
+     else if (*s == '<')
+     {
+-      terminate_string (phrase, phraselen);
++      terminate_buffer (phrase, phraselen);
+       cur = rfc822_new_address ();
+       if (phraselen)
+       {
+@@ -459,7 +462,7 @@
+     }
+     else
+     {
+-      if (phraselen && phraselen < sizeof (phrase) - 1)
++      if (phraselen && phraselen < sizeof (phrase) - 1 && *s != '.')
+ 	phrase[phraselen++] = ' ';
+       if ((ps = next_token (s, phrase, &phraselen, sizeof (phrase) - 1)) == NULL)
+       {
+@@ -473,13 +476,13 @@
+   
+   if (phraselen)
+   {
+-    terminate_string (phrase, phraselen);
+-    terminate_string (comment, commentlen);
++    terminate_buffer (phrase, phraselen);
++    terminate_buffer (comment, commentlen);
+     add_addrspec (&top, &last, phrase, comment, &commentlen, sizeof (comment) - 1);
+   }
+   else if (commentlen && last && !last->personal)
+   {
+-    terminate_string (comment, commentlen);
++    terminate_buffer (comment, commentlen);
+     last->personal = safe_strdup (comment);
+   }
+ #ifdef EXACT_ADDRESS
+@@ -498,7 +501,7 @@
+     if (!addr->group && addr->mailbox && strchr (addr->mailbox, '@') == NULL)
+     {
+       p = safe_malloc (mutt_strlen (addr->mailbox) + mutt_strlen (host) + 2);
+-      sprintf (p, "%s@%s", addr->mailbox, host);
++      sprintf (p, "%s@%s", addr->mailbox, host);	/* __SPRINTF_CHECKED__ */
+       safe_free ((void **) &addr->mailbox);
+       addr->mailbox = p;
+     }