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Subject DO NOT REPLY [Bug 45444] New: overlapping memcpy in ssl_io_input_read
Date Mon, 21 Jul 2008 09:51:02 GMT

           Summary: overlapping memcpy in ssl_io_input_read
           Product: Apache httpd-2
           Version: 2.2.9
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: mod_ssl

Valgrind has found a problem related to an overlapping memcpy in mod_ssl
(Apache/2.2.9 (Unix)), here is the output:

==18546== Thread 5:
==18546== Source and destination overlap in memcpy(0x425E0E8, 0x425E10E, 141)
==18546==    at 0x4007A42: memcpy (mc_replace_strmem.c:402)
==18546==    by 0x446C464: ssl_io_input_read (in
==18546==    by 0x446C781: ssl_io_filter_input (in
==18546==    by 0x8068DB5: ap_rgetline_core (in /usr/local/apache2/bin/httpd)
==18546==    by 0x80690CE: ap_get_mime_headers_core (in
==18546==    by 0x80696FC: ap_read_request (in /usr/local/apache2/bin/httpd)
==18546==    by 0x80799DA: ap_process_http_connection (in
==18546==    by 0x8076CEC: ap_run_process_connection (in
==18546==    by 0x807FFD3: worker_thread (in /usr/local/apache2/bin/httpd)
==18546==    by 0x4057603: dummy_worker (in
==18546==    by 0x8E145A: start_thread (in /lib/
==18546==    by 0x71323D: clone (in /lib/ 

This happens when a client sends a https request, regardless on the type of
Let me know if you need more information.

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