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Posted to issues@trafficserver.apache.org by "Leif Hedstrom (JIRA)" <ji...@apache.org> on 2016/04/08 18:46:25 UTC
[jira] [Updated] (TS-3805) ASAN heap-use-after-free in
ProxyClientSession::ssn_hook_get
[ https://issues.apache.org/jira/browse/TS-3805?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Leif Hedstrom updated TS-3805:
------------------------------
Fix Version/s: (was: 6.2.0)
7.0.0
> ASAN heap-use-after-free in ProxyClientSession::ssn_hook_get
> ------------------------------------------------------------
>
> Key: TS-3805
> URL: https://issues.apache.org/jira/browse/TS-3805
> Project: Traffic Server
> Issue Type: Bug
> Components: Core
> Reporter: Leif Hedstrom
> Assignee: Susan Hinrichs
> Labels: asan, crash
> Fix For: 7.0.0
>
>
> {code}
> [E. Mgmt] log ==> [TrafficManager] using root directory '/opt/ats'
> [Jul 30 11:02:22.124] Manager {0x7f1366c0e8c0} WARNING: Be aware that access control checks for HTTP/2 connections are not active!
> [Jul 30 11:02:22.124] Manager {0x7f1366c0e8c0} WARNING: Be aware that access control checks for HTTP/2 connections are not active!
> traffic_server: using root directory '/opt/ats'
> =================================================================
> ==11239==ERROR: AddressSanitizer: heap-use-after-free on address 0x61700009a170 at pc 0x52e50d bp 0x2b9d1a56a6b0 sp 0x2b9d1a56a6a8
> READ of size 8 at 0x61700009a170 thread T3 ([ET_NET 2])
> #0 0x52e50c in APIHooks::get() const /usr/local/src/trafficserver/proxy/InkAPI.cc:1258
> #1 0x66bb1e in FeatureAPIHooks<TSHttpHookID, (TSHttpHookID)19>::get(TSHttpHookID) const ../../proxy/InkAPIInternal.h:256
> #2 0x66bb1e in ProxyClientSession::ssn_hook_get(TSHttpHookID) const ../../proxy/ProxyClientSession.h:64
> #3 0x66bb1e in HttpSM::state_api_callout(int, void*) /usr/local/src/trafficserver/proxy/http/HttpSM.cc:1328
> #4 0x67c586 in HttpSM::kill_this() /usr/local/src/trafficserver/proxy/http/HttpSM.cc:6552
> #5 0x67f817 in HttpSM::main_handler(int, void*) /usr/local/src/trafficserver/proxy/http/HttpSM.cc:2558
> #6 0xbb82d0 in Continuation::handleEvent(int, void*) ../../iocore/eventsystem/I_Continuation.h:146
> #7 0xbb82d0 in read_signal_and_update /usr/local/src/trafficserver/iocore/net/UnixNetVConnection.cc:145
> #8 0xbb82d0 in UnixNetVConnection::mainEvent(int, Event*) /usr/local/src/trafficserver/iocore/net/UnixNetVConnection.cc:1175
> #9 0xb8d622 in Continuation::handleEvent(int, void*) ../../iocore/eventsystem/I_Continuation.h:146
> #10 0xb8d622 in InactivityCop::check_inactivity(int, Event*) /usr/local/src/trafficserver/iocore/net/UnixNet.cc:102
> #11 0xc336de in Continuation::handleEvent(int, void*) /usr/local/src/trafficserver/iocore/eventsystem/I_Continuation.h:146
> #12 0xc336de in EThread::process_event(Event*, int) /usr/local/src/trafficserver/iocore/eventsystem/UnixEThread.cc:128
> #13 0xc35947 in EThread::execute() /usr/local/src/trafficserver/iocore/eventsystem/UnixEThread.cc:207
> #14 0xc322e8 in spawn_thread_internal /usr/local/src/trafficserver/iocore/eventsystem/Thread.cc:86
> #15 0x2b9d1363bdf4 in start_thread (/lib64/libpthread.so.0+0x7df4)
> #16 0x2b9d14ea41ac in __clone (/lib64/libc.so.6+0xf61ac)
> 0x61700009a170 is located 240 bytes inside of 688-byte region [0x61700009a080,0x61700009a330)
> freed by thread T3 ([ET_NET 2]) here:
> #0 0x2b9d1123a1c7 in __interceptor_free ../../.././libsanitizer/asan/asan_malloc_linux.cc:62
> #1 0x62f74e in HttpVCTable::cleanup_entry(HttpVCTableEntry*) /usr/local/src/trafficserver/proxy/http/HttpSM.cc:216
> #2 0x65047a in HttpSM::state_read_client_request_header(int, void*) /usr/local/src/trafficserver/proxy/http/HttpSM.cc:606
> #3 0x67f4f0 in HttpSM::main_handler(int, void*) /usr/local/src/trafficserver/proxy/http/HttpSM.cc:2545
> #4 0xbb82d0 in Continuation::handleEvent(int, void*) ../../iocore/eventsystem/I_Continuation.h:146
> #5 0xbb82d0 in read_signal_and_update /usr/local/src/trafficserver/iocore/net/UnixNetVConnection.cc:145
> #6 0xbb82d0 in UnixNetVConnection::mainEvent(int, Event*) /usr/local/src/trafficserver/iocore/net/UnixNetVConnection.cc:1175
> #7 0xb8d622 in Continuation::handleEvent(int, void*) ../../iocore/eventsystem/I_Continuation.h:146
> #8 0xb8d622 in InactivityCop::check_inactivity(int, Event*) /usr/local/src/trafficserver/iocore/net/UnixNet.cc:102
> #9 0xc336de in Continuation::handleEvent(int, void*) /usr/local/src/trafficserver/iocore/eventsystem/I_Continuation.h:146
> #10 0xc336de in EThread::process_event(Event*, int) /usr/local/src/trafficserver/iocore/eventsystem/UnixEThread.cc:128
> #11 0xc35947 in EThread::execute() /usr/local/src/trafficserver/iocore/eventsystem/UnixEThread.cc:207
> #12 0xc322e8 in spawn_thread_internal /usr/local/src/trafficserver/iocore/eventsystem/Thread.cc:86
> #13 0x2b9d1363bdf4 in start_thread (/lib64/libpthread.so.0+0x7df4)
> previously allocated by thread T3 ([ET_NET 2]) here:
> #0 0x2b9d1123a93b in __interceptor_posix_memalign ../../.././libsanitizer/asan/asan_malloc_linux.cc:130
> #1 0x2b9d12123849 in ats_memalign /usr/local/src/trafficserver/lib/ts/ink_memory.cc:100
> #2 0x2b9d121241b0 in ink_freelist_new /usr/local/src/trafficserver/lib/ts/ink_queue.cc:239
> #3 0x5ffe94 in ClassAllocator<HttpClientSession>::alloc() ../../lib/ts/Allocator.h:120
> #4 0x5ffe94 in thread_alloc_init<HttpClientSession> ../../iocore/eventsystem/I_ProxyAllocator.h:81
> #5 0x5ffe94 in HttpSessionAccept::accept(NetVConnection*, MIOBuffer*, IOBufferReader*) /usr/local/src/trafficserver/proxy/http/HttpSessionAccept.cc:63
> #6 0x5ffa14 in HttpSessionAccept::mainEvent(int, void*) /usr/local/src/trafficserver/proxy/http/HttpSessionAccept.cc:86
> #7 0xb6999e in SSLNextProtocolTrampoline::ioCompletionEvent(int, void*) /usr/local/src/trafficserver/iocore/net/SSLNextProtocolAccept.cc:99
> #8 0xbc420f in Continuation::handleEvent(int, void*) ../../iocore/eventsystem/I_Continuation.h:146
> #9 0xbc420f in read_signal_and_update /usr/local/src/trafficserver/iocore/net/UnixNetVConnection.cc:145
> #10 0xbc420f in read_signal_done /usr/local/src/trafficserver/iocore/net/UnixNetVConnection.cc:206
> #11 0xbc420f in UnixNetVConnection::readSignalDone(int, NetHandler*) /usr/local/src/trafficserver/iocore/net/UnixNetVConnection.cc:1006
> #12 0xb60ac8 in SSLNetVConnection::net_read_io(NetHandler*, EThread*) /usr/local/src/trafficserver/iocore/net/SSLNetVConnection.cc:540
> #13 0xb834fc in NetHandler::mainNetEvent(int, Event*) /usr/local/src/trafficserver/iocore/net/UnixNet.cc:516
> #14 0xc365be in Continuation::handleEvent(int, void*) /usr/local/src/trafficserver/iocore/eventsystem/I_Continuation.h:146
> #15 0xc365be in EThread::process_event(Event*, int) /usr/local/src/trafficserver/iocore/eventsystem/UnixEThread.cc:128
> #16 0xc365be in EThread::execute() /usr/local/src/trafficserver/iocore/eventsystem/UnixEThread.cc:252
> #17 0xc322e8 in spawn_thread_internal /usr/local/src/trafficserver/iocore/eventsystem/Thread.cc:86
> #18 0x2b9d1363bdf4 in start_thread (/lib64/libpthread.so.0+0x7df4)
> Thread T3 ([ET_NET 2]) created by T0 ([ET_NET 0]) here:
> #0 0x2b9d1120986a in __interceptor_pthread_create ../../.././libsanitizer/asan/asan_interceptors.cc:183
> #1 0xc32f75 in ink_thread_create ../../lib/ts/ink_thread.h:150
> #2 0xc32f75 in Thread::start(char const*, unsigned long, void* (*)(void*), void*) /usr/local/src/trafficserver/iocore/eventsystem/Thread.cc:101
> #3 0xc3b5c6 in EventProcessor::start(int, unsigned long) /usr/local/src/trafficserver/iocore/eventsystem/UnixEventProcessor.cc:140
> #4 0x4967bb in main /usr/local/src/trafficserver/proxy/Main.cc:1624
> #5 0x2b9d14dcfaf4 in __libc_start_main (/lib64/libc.so.6+0x21af4)
> SUMMARY: AddressSanitizer: heap-use-after-free /usr/local/src/trafficserver/proxy/InkAPI.cc:1258 APIHooks::get() const
> Shadow bytes around the buggy address:
> 0x0c2e8000b3d0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
> 0x0c2e8000b3e0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
> 0x0c2e8000b3f0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
> 0x0c2e8000b400: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
> 0x0c2e8000b410: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
> =>0x0c2e8000b420: fd fd fd fd fd fd fd fd fd fd fd fd fd fd[fd]fd
> 0x0c2e8000b430: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
> 0x0c2e8000b440: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
> 0x0c2e8000b450: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
> 0x0c2e8000b460: fd fd fd fd fd fd fa fa fa fa fa fa fa fa fa fa
> 0x0c2e8000b470: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
> Shadow byte legend (one shadow byte represents 8 application bytes):
> Addressable: 00
> Partially addressable: 01 02 03 04 05 06 07
> Heap left redzone: fa
> Heap right redzone: fb
> Freed heap region: fd
> Stack left redzone: f1
> Stack mid redzone: f2
> Stack right redzone: f3
> Stack partial redzone: f4
> Stack after return: f5
> Stack use after scope: f8
> Global redzone: f9
> Global init order: f6
> Poisoned by user: f7
> Contiguous container OOB:fc
> ASan internal: fe
> ==11239==ABORTING
> [E. Mgmt] log ==> [TrafficManager] using root directory '/opt/ats'
> [Jul 30 11:11:14.291] Manager {0x7fe0756968c0} WARNING: Be aware that access control checks for HTTP/2 connections are not active!
> [Jul 30 11:11:14.291] Manager {0x7fe0756968c0} WARNING: Be aware that access control checks for HTTP/2 connections are not active!
> traffic_server: using root directory '/opt/ats'
> {code}
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