[tor-bugs] #7422 [Tor]: tor_cert_decode() memory leak

[Tor Bug Tracker & Wiki]

#7422: tor_cert_decode() memory leak
--------------------+-------------------------------------------------------
 Reporter:  arma    |          Owner:  andrea            
     Type:  defect  |         Status:  new               
 Priority:  normal  |      Milestone:  Tor: 0.2.4.x-final
Component:  Tor     |        Version:                    
 Keywords:          |         Parent:                    
   Points:          |   Actualpoints:                    
--------------------+-------------------------------------------------------
 running on moria1 for a few hours:
 {{{
 ==24953== 46,674 (2,560 direct, 44,114 indirect) bytes in 16 blocks are
 definitely lost in loss record 58 of 60
 ==24953==    at 0x4C244E8: malloc (vg_replace_malloc.c:236)
 ==24953==    by 0x226F77: tor_malloc_ (util.c:144)
 ==24953==    by 0x2285B5: tor_malloc_zero_ (util.c:170)
 ==24953==    by 0x236539: tor_cert_new (tortls.c:738)
 ==24953==    by 0x2377D7: tor_cert_decode (tortls.c:789)
 ==24953==    by 0x18B591: channel_tls_handle_var_cell (channeltls.c:1559)
 ==24953==    by 0x1CEDCF: connection_or_process_cells_from_inbuf
 (connection_or.c:1913)
 ==24953==    by 0x1C0D73: connection_handle_read (connection.c:2747)
 ==24953==    by 0x11CC30: conn_read_callback (main.c:721)
 ==24953==    by 0x52C9343: event_base_loop (in
 /usr/lib/libevent-1.4.so.2.1.3)
 ==24953==    by 0x11A5B0: do_main_loop (main.c:1987)
 ==24953==    by 0x11A96C: tor_main (main.c:2699)
 }}}

 This is Tor 0.2.4.5-alpha-dev (git-e1c7d12b1d91eea9) plus the one-liner
 patch from #7420 that shouldn't matter here.

-- 
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/7422>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online