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Posted to issues@trafficserver.apache.org by "Leif Hedstrom (JIRA)" <ji...@apache.org> on 2016/05/07 01:15:13 UTC
[jira] [Updated] (TS-4424) ASAN: heap-buffer-overflow in 6.2.x
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[ https://issues.apache.org/jira/browse/TS-4424?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Leif Hedstrom updated TS-4424:
------------------------------
Fix Version/s: 7.0.0
> ASAN: heap-buffer-overflow in 6.2.x branch
> ------------------------------------------
>
> Key: TS-4424
> URL: https://issues.apache.org/jira/browse/TS-4424
> Project: Traffic Server
> Issue Type: Bug
> Components: Core
> Reporter: Leif Hedstrom
> Fix For: 7.0.0
>
>
> From a few days ago:
> {code}
> [May 2 16:09:34.060] Manager {0x7f44c4e94800} WARNING: Be aware that access control checks for HTTP/2 connections are not active!
> [May 2 16:09:34.060] Manager {0x7f44c4e94800} WARNING: Be aware that access control checks for HTTP/2 connections are not active!
> =================================================================
> ==17268==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x62a0064b5000 at pc 0x2b8fd0a73615 bp 0x7ffd34d416e0 sp 0x7ffd34d40e90
> READ of size 16384 at 0x62a0064b5000 thread T0 ([ET_NET 0])
> #0 0x2b8fd0a73614 in __asan_memcpy ../../../../libsanitizer/asan/asan_interceptors.cc:367
> #1 0x2b8fd26f7b63 in ssl3_write_bytes (/opt/openssl/lib/libssl.so.1.0.0+0x29b63)
> #2 0xbfe2e0 in SSLWriteBuffer(ssl_st*, void const*, long, long&) /usr/local/src/trafficserver/iocore/net/SSLUtils.cc:2041
> #3 0xbd2a6a in SSLNetVConnection::load_buffer_and_write(long, long&, long&, MIOBufferAccessor&, int&) /usr/local/src/trafficserver/iocore/net/SSLNetVConnection.cc:735
> #4 0xc48dad in write_to_net_io(NetHandler*, UnixNetVConnection*, EThread*) /usr/local/src/trafficserver/iocore/net/UnixNetVConnection.cc:511
> #5 0xc0a8ba in NetHandler::mainNetEvent(int, Event*) /usr/local/src/trafficserver/iocore/net/UnixNet.cc:529
> #6 0xcf6da3 in Continuation::handleEvent(int, void*) /usr/local/src/trafficserver/iocore/eventsystem/I_Continuation.h:153
> #7 0xcf6da3 in EThread::process_event(Event*, int) /usr/local/src/trafficserver/iocore/eventsystem/UnixEThread.cc:129
> #8 0xcf9d4a in EThread::execute() /usr/local/src/trafficserver/iocore/eventsystem/UnixEThread.cc:256
> #9 0x498ad5 in main /usr/local/src/trafficserver/proxy/Main.cc:1909
> #10 0x2b8fd475bb14 in __libc_start_main (/lib64/libc.so.6+0x21b14)
> #11 0x4a8244 (/opt/ats/bin/traffic_server+0x4a8244)
> 0x62a0064b5000 is located 0 bytes to the right of 16384-byte region [0x62a0064b1000,0x62a0064b5000)
> allocated by thread T0 ([ET_NET 0]) here:
> #0 0x2b8fd0a7f9ae in __interceptor_posix_memalign ../../../../libsanitizer/asan/asan_malloc_linux.cc:105
> #1 0x2b8fd19b2ca9 in ats_memalign /usr/local/src/trafficserver/lib/ts/ink_memory.cc:105
> #2 0x2b8fd19b3f3e in ink_freelist_new /usr/local/src/trafficserver/lib/ts/ink_queue.cc:183
> #3 0x7d5670 in Allocator::alloc_void() ../../lib/ts/Allocator.h:63
> #4 0x7d5670 in IOBufferData::alloc(long, AllocType) ../../iocore/eventsystem/P_IOBuffer.h:282
> #5 0x7d5670 in new_IOBufferData_internal(char const*, long, AllocType) ../../iocore/eventsystem/P_IOBuffer.h:253
> #6 0x7d5670 in IOBufferBlock::alloc(long) ../../iocore/eventsystem/P_IOBuffer.h:396
> #7 0x7d5670 in Http2Frame::alloc(int) /usr/local/src/trafficserver/proxy/http2/Http2ClientSession.h:96
> #8 0x7d5670 in Http2ConnectionState::send_data_frame(Http2Stream*) /usr/local/src/trafficserver/proxy/http2/Http2ConnectionState.cc:959
> #9 0x7ea209 in Http2Stream::update_write_request(IOBufferReader*, long, bool) /usr/local/src/trafficserver/proxy/http2/Http2Stream.cc:462
> #10 0x7efe96 in Http2Stream::reenable(VIO*) /usr/local/src/trafficserver/proxy/http2/Http2Stream.cc:482
> #11 0x777c49 in VIO::reenable() ../../iocore/eventsystem/P_VIO.h:111
> #12 0x777c49 in HttpTunnel::producer_handler(int, HttpTunnelProducer*) /usr/local/src/trafficserver/proxy/http/HttpTunnel.cc:1199
> #13 0x77a0ee in HttpTunnel::main_handler(int, void*) /usr/local/src/trafficserver/proxy/http/HttpTunnel.cc:1568
> #14 0x9a2467 in Continuation::handleEvent(int, void*) ../../iocore/eventsystem/I_Continuation.h:153
> #15 0x9a2467 in CacheVC::calluser(int) ../../iocore/cache/P_CacheInternal.h:623
> #16 0xb21d2c in CacheVC::openReadMain(int, Event*) /usr/local/src/trafficserver/iocore/cache/CacheRead.cc:717
> #17 0x9a284c in Continuation::handleEvent(int, void*) ../../iocore/eventsystem/I_Continuation.h:153
> #18 0x9a284c in CacheVC::callcont(int) ../../iocore/cache/P_CacheInternal.h:642
> #19 0xb30df9 in CacheVC::openReadStartHead(int, Event*) /usr/local/src/trafficserver/iocore/cache/CacheRead.cc:1162
> #20 0xb29c07 in Continuation::handleEvent(int, void*) ../../iocore/eventsystem/I_Continuation.h:153
> #21 0xb29c07 in Cache::open_read(Continuation*, ats::CryptoHash const*, HTTPHdr*, CacheLookupHttpConfig*, CacheFragType, char const*, int) /usr/local/src/trafficserver/iocore/cache/CacheRead.cc:159
> #22 0x648a63 in HttpCacheSM::do_cache_open_read(HttpCacheKey const&) /usr/local/src/trafficserver/proxy/http/HttpCacheSM.cc:237
> #23 0x648a63 in HttpCacheSM::open_read(HttpCacheKey const*, URL*, HTTPHdr*, CacheLookupHttpConfig*, long) /usr/local/src/trafficserver/proxy/http/HttpCacheSM.cc:270
> #24 0x67fb65 in HttpSM::do_cache_lookup_and_read() /usr/local/src/trafficserver/proxy/http/HttpSM.cc:4457
> #25 0x6be022 in HttpSM::set_next_state() /usr/local/src/trafficserver/proxy/http/HttpSM.cc:7168
> #26 0x6b03c9 in HttpSM::state_api_callout(int, void*) /usr/local/src/trafficserver/proxy/http/HttpSM.cc:1490
> #27 0x6be667 in HttpSM::set_next_state() /usr/local/src/trafficserver/proxy/http/HttpSM.cc:7058
> #28 0x6bd219 in HttpSM::set_next_state() /usr/local/src/trafficserver/proxy/http/HttpSM.cc:7072
> #29 0x6b03c9 in HttpSM::state_api_callout(int, void*) /usr/local/src/trafficserver/proxy/http/HttpSM.cc:1490
> #30 0x6be667 in HttpSM::set_next_state() /usr/local/src/trafficserver/proxy/http/HttpSM.cc:7058
> #31 0x6b03c9 in HttpSM::state_api_callout(int, void*) /usr/local/src/trafficserver/proxy/http/HttpSM.cc:1490
> #32 0x6c2bef in HttpSM::state_api_callback(int, void*) /usr/local/src/trafficserver/proxy/http/HttpSM.cc:1287
> #33 0x56c006 in TSHttpTxnReenable /usr/local/src/trafficserver/proxy/InkAPI.cc:5635
> #34 0x2b8fd9cbff45 in stats_origin /usr/local/src/trafficserver/plugins/stats_over_http/stats_over_http.c:280
> #35 0x5391e3 in INKContInternal::handle_event(int, void*) /usr/local/src/trafficserver/proxy/InkAPI.cc:993
> #36 0x6affe4 in HttpSM::state_api_callout(int, void*) /usr/local/src/trafficserver/proxy/http/HttpSM.cc:1408
> #37 0x6be667 in HttpSM::set_next_state() /usr/local/src/trafficserver/proxy/http/HttpSM.cc:7058
> #38 0x69574d in HttpSM::state_read_client_request_header(int, void*) /usr/local/src/trafficserver/proxy/http/HttpSM.cc:769
> #39 0x6c30f7 in HttpSM::main_handler(int, void*) /usr/local/src/trafficserver/proxy/http/HttpSM.cc:2600
> SUMMARY: AddressSanitizer: heap-buffer-overflow ../../../../libsanitizer/asan/asan_interceptors.cc:367 __asan_memcpy
> Shadow bytes around the buggy address:
> 0x0c5480c8e9b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 0x0c5480c8e9c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 0x0c5480c8e9d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 0x0c5480c8e9e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> 0x0c5480c8e9f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> =>0x0c5480c8ea00:[fa]fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
> 0x0c5480c8ea10: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
> 0x0c5480c8ea20: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
> 0x0c5480c8ea30: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
> 0x0c5480c8ea40: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
> 0x0c5480c8ea50: 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
> Container overflow: fc
> Array cookie: ac
> Intra object redzone: bb
> ASan internal: fe
> ==17268==ABORTING
> {code}
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