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https://issues.apache.org/jira/browse/TS-4609?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15353893#comment-15353893
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ASF GitHub Bot commented on TS-4609:
------------------------------------
Github user jpeach commented on the issue:
https://github.com/apache/trafficserver/pull/759
[approve ci]
> uninitialized read in SDK_API_HttpTxnTransform
> ----------------------------------------------
>
> Key: TS-4609
> URL: https://issues.apache.org/jira/browse/TS-4609
> Project: Traffic Server
> Issue Type: Bug
> Components: Tests
> Reporter: James Peach
> Fix For: 7.0.0
>
>
> Valgrind says:
> {noformat}
> ==32449== Thread 4 [ET_NET 2]:
> ==32449== Conditional jump or move depends on uninitialised value(s)
> ==32449== at 0x4C30C9E: __strstr_sse42 (in
> /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
> ==32449== by 0x4EF5B1: transform_hook_handler(tsapi_cont*, TSEvent, void*)
> (InkAPITest.cc:6818)
> ==32449== by 0x4B3139: INKContInternal::handle_event(int, void*)
> (InkAPI.cc:1012)
> ==32449== by 0x6D9E32: EThread::process_event(Event*, int)
> (I_Continuation.h:153)
> ==32449== by 0x6DA321: EThread::execute() (UnixEThread.cc:230)
> ==32449== by 0x6D9643: spawn_thread_internal(void*) (Thread.cc:84)
> ==32449== by 0x6C18DC4: start_thread (in /usr/lib64/libpthread-2.17.so)
> ==32449== by 0x79AFCEC: clone (in /usr/lib64/libc-2.17.so)
> ==32449==
> {noformat}
> The problem is an off-by one NUL terminating the response buffer in
> {{synclient_txn_read_response}}.
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