net-tools/net-tools-1.60-overflow.patch
cvsdist 10a94dd4b0 auto-import changelog data from net-tools-1.60-25.src.rpm
Thu Apr 15 2004 Phil Knirsch <pknirsch@redhat.com> 1.60-25
- Fixed several possible buffer overflows (#120343)
Tue Mar 30 2004 Harald Hoyer <harald@redhat.com> - 1.60-24
- fixed compilation with gcc34
2004-09-09 09:12:39 +00:00

64 lines
2.0 KiB
Diff

diff -ur net-tools-1.60.orig/netstat.c net-tools-1.60/netstat.c
--- net-tools-1.60.orig/netstat.c 2004-04-07 11:47:05.000000000 -0400
+++ net-tools-1.60/netstat.c 2004-04-07 16:47:15.000000000 -0400
@@ -777,7 +777,8 @@
local_addr[22 - strlen(buffer)] = '\0';
strcat(local_addr, ":");
- strcat(local_addr, buffer);
+ strncat(local_addr, buffer, sizeof(local_addr));
+ local_addr[sizeof(local_addr)-1] = 0;
snprintf(buffer, sizeof(buffer), "%s",
get_sname(htons(rem_port), "tcp", flag_not & FLAG_NUM_PORT));
@@ -785,7 +786,8 @@
rem_addr[22 - strlen(buffer)] = '\0';
strcat(rem_addr, ":");
- strcat(rem_addr, buffer);
+ strncat(rem_addr, buffer, sizeof(rem_addr));
+ rem_addr[sizeof(rem_addr)-1] = 0;
timers[0] = '\0';
if (flag_opt)
@@ -926,7 +928,8 @@
if ((strlen(local_addr) + strlen(buffer)) > 22)
local_addr[22 - strlen(buffer)] = '\0';
strcat(local_addr, ":");
- strcat(local_addr, buffer);
+ strncat(local_addr, buffer, sizeof(local_addr));
+ local_addr[sizeof(local_addr)-1] = 0;
snprintf(buffer, sizeof(buffer), "%s",
get_sname(htons(rem_port), "udp", flag_not & FLAG_NUM_PORT));
@@ -935,7 +938,8 @@
if ((strlen(rem_addr) + strlen(buffer)) > 22)
rem_addr[22 - strlen(buffer)] = '\0';
strcat(rem_addr, ":");
- strcat(rem_addr, buffer);
+ strncat(rem_addr, buffer, sizeof(rem_addr));
+ rem_addr[sizeof(rem_addr)-1] = 0;
timers[0] = '\0';
if (flag_opt)
@@ -1045,7 +1049,8 @@
if ((strlen(local_addr) + strlen(buffer)) > 22)
local_addr[22 - strlen(buffer)] = '\0';
strcat(local_addr, ":");
- strcat(local_addr, buffer);
+ strncat(local_addr, buffer, sizeof(local_addr));
+ local_addr[sizeof(local_addr)-1] = 0;
snprintf(buffer, sizeof(buffer), "%s",
get_sname(htons(rem_port), "raw", flag_not & FLAG_NUM_PORT));
@@ -1054,7 +1059,8 @@
if ((strlen(rem_addr) + strlen(buffer)) > 22)
rem_addr[22 - strlen(buffer)] = '\0';
strcat(rem_addr, ":");
- strcat(rem_addr, buffer);
+ strncat(rem_addr, buffer, sizeof(rem_addr));
+ rem_addr[sizeof(rem_addr)-1] = 0;
timers[0] = '\0';
if (flag_opt)