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http://issues.apache.org/bugzilla/show_bug.cgi?id=30134

Segmentation fault in char_buffer_read when reverse proxying SSL





------- Additional Comments From [EMAIL PROTECTED]  2004-08-16 11:54 -------
Hi Joe, 
 
I do suffer from the same bug. Attached is the info you requested. If you need 
additional testing, please say so. I cleared some info from the contents of 
buffer to not disclose critical information. I hope that's ok and doesn't 
hinder your debugging process. 
 
Regards, Stephan 
 
Program received signal SIGSEGV, Segmentation fault. 
0xfedf060c in memcpy () from /usr/platform/SUNW,UltraAX-i2/lib/libc_psr.so.1 
(gdb) where full 
#0  0xfedf060c in memcpy () 
   from /usr/platform/SUNW,UltraAX-i2/lib/libc_psr.so.1 
No symbol table info available. 
#1  0x00048060 in char_buffer_read (buffer=0x196d54, 
    in=0x196d60 "Cet-Cookie: s"..., 
    at ssl_engine_io.c:348 
No locals. 
#2  0x00048448 in ssl_io_input_read (inctx=0x196d38, 
    buf=0x196d60 "Cet-Cookie: s"..., 
    len=0xffbeafa4) at ssl_engine_io.c:561 
        wanted = 8192 
        bytes = 1533728 
        rc = 8192 
#3  0x00048714 in ssl_io_input_getline (inctx=0x196d38, 
    buf=0x196d60 "Cet-Cookie: s"..., 
    len=0xffbeafa4) at ssl_engine_io.c:712 
        pos = 0x173ea0 "" 
        status = 1666360 
        tmplen = 1 
        offset = 1533728 
(gdb) up 2 
#2  0x00048448 in ssl_io_input_read (inctx=0x196d38, 
    buf=0x196d60 "Cet-Cookie: s"..., 
    len=0xffbeafa4) at ssl_engine_io.c:561 
561 
(gdb) print *inctx 
$1 = {ssl = 0x173db8, bio_out = 0x172210, f = 0x198d68, rc = 0, 
  mode = AP_MODE_GETLINE, block = APR_BLOCK_READ, bb = 0x198d80, cbuf = { 
    length = 1, value = 0xffffffff <Address 0xffffffff out of bounds>}, 
  pool = 0x16fea8, 
  buffer = "Cet-Cookie: s"..., 
  filter_ctx = 0x17e058} 
(gdb) info locals 
wanted = 8192 
bytes = 1533728 
rc = 8192 
(gdb) print buf 
$2 = 0x196d60 "Cet-Cookie: s"..., 
(gdb) print len 
$3 = (apr_size_t *) 0xffbeafa4

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