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Posted to cvs@httpd.apache.org by wr...@apache.org on 2012/08/21 19:42:49 UTC

svn commit: r1375683 - in /httpd/httpd/branches/2.2.x: CHANGES STATUS server/util_script.c

Author: wrowe
Date: Tue Aug 21 17:42:49 2012
New Revision: 1375683

URL: http://svn.apache.org/viewvc?rev=1375683&view=rev
Log:
* core: Fix error handling in ap_scan_script_header_err_brigade() if there
  is no EOS bucket in the brigade:
  Also don't loop if there is a timeout when discarding the script output.
  Thanks to Edgar Frank for the analysis.

  Note CHANGES entry omits mention of non-2.2 mod_proxy_fcgi

Backports: r1311174
Submitted by: sf
Reviewed by: rjung, trawick, wrowe


Modified:
    httpd/httpd/branches/2.2.x/CHANGES
    httpd/httpd/branches/2.2.x/STATUS
    httpd/httpd/branches/2.2.x/server/util_script.c

Modified: httpd/httpd/branches/2.2.x/CHANGES
URL: http://svn.apache.org/viewvc/httpd/httpd/branches/2.2.x/CHANGES?rev=1375683&r1=1375682&r2=1375683&view=diff
==============================================================================
--- httpd/httpd/branches/2.2.x/CHANGES [utf-8] (original)
+++ httpd/httpd/branches/2.2.x/CHANGES [utf-8] Tue Aug 21 17:42:49 2012
@@ -10,6 +10,9 @@ Changes with Apache 2.2.23
      possible XSS for a site where untrusted users can upload files to
      a location with MultiViews enabled. [Niels Heinen <heinenn google.com>]
 
+  *) core: Fix error handling in ap_scan_script_header_err_brigade() if there
+     is no EOS bucket in the brigade. PR 48272. [Stefan Fritsch]
+
   *) core: Prevent "httpd -k restart" from killing server in presence of
      config error. [Joe Orton]
 

Modified: httpd/httpd/branches/2.2.x/STATUS
URL: http://svn.apache.org/viewvc/httpd/httpd/branches/2.2.x/STATUS?rev=1375683&r1=1375682&r2=1375683&view=diff
==============================================================================
--- httpd/httpd/branches/2.2.x/STATUS (original)
+++ httpd/httpd/branches/2.2.x/STATUS Tue Aug 21 17:42:49 2012
@@ -113,15 +113,6 @@ PATCHES ACCEPTED TO BACKPORT FROM TRUNK:
      2.2.x patch: http://people.apache.org/~rjung/patches/improve-forbidden-error-message-2_2.patch
      +1: rjung, trawick, wrowe
 
-   * core: Fix error handling in ap_scan_script_header_err_brigade() if there
-     is no EOS bucket in the brigade:
-     Also don't loop if there is a timeout when discarding the script output.
-     Thanks to Edgar Frank for the analysis.
-     trunk patch: http://svn.apache.org/viewvc?view=revision&revision=1311174
-     2.4.x patch: http://svn.apache.org/viewvc?view=revision&revision=1331414
-     2.2.x patch: trunk patch applies
-     +1: rjung, trawick, wrowe
-
 PATCHES PROPOSED TO BACKPORT FROM TRUNK:
   [ New proposals should be added at the end of the list ]
 

Modified: httpd/httpd/branches/2.2.x/server/util_script.c
URL: http://svn.apache.org/viewvc/httpd/httpd/branches/2.2.x/server/util_script.c?rev=1375683&r1=1375682&r2=1375683&view=diff
==============================================================================
--- httpd/httpd/branches/2.2.x/server/util_script.c (original)
+++ httpd/httpd/branches/2.2.x/server/util_script.c Tue Aug 21 17:42:49 2012
@@ -537,7 +537,7 @@ AP_DECLARE(int) ap_scan_script_header_er
 
             if (!buffer) {
                 /* Soak up all the script output - may save an outright kill */
-                while ((*getsfunc) (w, MAX_STRING_LEN - 1, getsfunc_data)) {
+                while ((*getsfunc)(w, MAX_STRING_LEN - 1, getsfunc_data) > 0) {
                     continue;
                 }
             }
@@ -626,7 +626,8 @@ static int getsfunc_BRIGADE(char *buf, i
     apr_status_t rv;
     int done = 0;
 
-    while ((dst < dst_end) && !done && !APR_BUCKET_IS_EOS(e)) {
+    while ((dst < dst_end) && !done && e != APR_BRIGADE_SENTINEL(bb)
+           && !APR_BUCKET_IS_EOS(e)) {
         const char *bucket_data;
         apr_size_t bucket_data_len;
         const char *src;
@@ -660,7 +661,7 @@ static int getsfunc_BRIGADE(char *buf, i
         e = next;
     }
     *dst = 0;
-    return 1;
+    return done;
 }
 
 AP_DECLARE(int) ap_scan_script_header_err_brigade(request_rec *r,