net-analyzer/ettercap: bug #612226

Package-Manager: Portage-2.3.24, Repoman-2.3.6

1 files changed, 68 insertions, 0 deletions

diff --git a/net-analyzer/ettercap/files/cve-2017-6430.patch b/net-analyzer/ettercap/files/cve-2017-6430.patch
new file mode 100644
index 000000000000..67483dcc0249
--- /dev/null
+++ b/net-analyzer/ettercap/files/cve-2017-6430.patch
@@ -0,0 +1,68 @@
+From 4ad7f85dc01202e363659aa473c99470b3f4e1f4 Mon Sep 17 00:00:00 2001
+From: Gianfranco Costamagna <costamagnagianfranco@yahoo.it>
+Date: Tue, 7 Mar 2017 22:05:31 +0100
+Subject: [PATCH] Fix issue #782
+
+---
+ utils/etterfilter/ef_compiler.c |  4 +++-
+ utils/etterfilter/ef_main.c     | 10 +++++++---
+ utils/etterfilter/ef_output.c   |  3 +++
+ 3 files changed, 13 insertions(+), 4 deletions(-)
+
+diff --git a/utils/etterfilter/ef_compiler.c b/utils/etterfilter/ef_compiler.c
+index db876636e..ddb73bd30 100644
+--- a/utils/etterfilter/ef_compiler.c
++++ b/utils/etterfilter/ef_compiler.c
+@@ -239,7 +239,9 @@ size_t compile_tree(struct filter_op **fop)
+    struct filter_op *array = NULL;
+    struct unfold_elm *ue;
+ 
+-   BUG_IF(tree_root == NULL);
++   // invalid file
++   if (tree_root == NULL)
++      return 0;
+   
+    fprintf(stdout, " Unfolding the meta-tree ");
+    fflush(stdout);
+diff --git a/utils/etterfilter/ef_main.c b/utils/etterfilter/ef_main.c
+index ae4591344..431084b91 100644
+--- a/utils/etterfilter/ef_main.c
++++ b/utils/etterfilter/ef_main.c
+@@ -39,7 +39,7 @@ struct globals *gbls;
+ 
+ int main(int argc, char *argv[])
+ {
+-
++   int ret_value = 0;
+    globals_alloc();
+    /* etterfilter copyright */
+    fprintf(stdout, "\n" EC_COLOR_BOLD "%s %s" EC_COLOR_END " copyright %s %s\n\n", 
+@@ -84,8 +84,12 @@ int main(int argc, char *argv[])
+       fprintf(stdout, "\n\nThe script contains errors...\n\n");
+   
+    /* write to file */
+-   if (write_output() != E_SUCCESS)
+-      FATAL_ERROR("Cannot write output file (%s)", GBL_OPTIONS->output_file);
++   ret_value = write_output();
++   if (ret_value == -E_NOTHANDLED)
++      FATAL_ERROR("Cannot write output file (%s): the filter is not correctly handled.", GBL_OPTIONS->output_file);
++   else if (ret_value == -E_INVALID)
++      FATAL_ERROR("Cannot write output file (%s): the filter format is not correct. ", GBL_OPTIONS->output_file);
++
+    globals_free();
+    return 0;
+ }
+diff --git a/utils/etterfilter/ef_output.c b/utils/etterfilter/ef_output.c
+index 5ae591904..fcf19f010 100644
+--- a/utils/etterfilter/ef_output.c
++++ b/utils/etterfilter/ef_output.c
+@@ -51,6 +51,9 @@ int write_output(void)
+    if (fop == NULL)
+       return -E_NOTHANDLED;
+ 
++   if (ninst == 0)
++      return -E_INVALID;
++
+    /* create the file */
+    fd = open(GBL_OPTIONS->output_file, O_CREAT | O_RDWR | O_TRUNC | O_BINARY, 0644);
+    ON_ERROR(fd, -1, "Can't create file %s", GBL_OPTIONS->output_file);