Uninitialized variable read in XMLUTF8Transcoder::transcodeFrom
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Key: XERCESC-1771
URL: https://issues.apache.org/jira/browse/XERCESC-1771
Project: Xerces-C++
Issue Type: Bug
Affects Versions: 2.7.0
Environment: Linux, RHEL4
ldd -v -r -d shows xerces loading these libraries:
/usr/local/lib/libxerces-c.so.27:
libgcc_s.so.1 (GCC_3.0) => /lib/libgcc_s.so.1
libpthread.so.0 (GLIBC_2.0) => /lib/tls/libpthread.so.0
libpthread.so.0 (GLIBC_2.1) => /lib/tls/libpthread.so.0
libc.so.6 (GLIBC_2.3) => /lib/tls/libc.so.6
libc.so.6 (GLIBC_2.2) => /lib/tls/libc.so.6
libc.so.6 (GLIBC_2.1.3) => /lib/tls/libc.so.6
libc.so.6 (GLIBC_2.1) => /lib/tls/libc.so.6
libc.so.6 (GLIBC_2.0) => /lib/tls/libc.so.6
libstdc++.so.6 (GLIBCXX_3.4) => /usr/lib/libstdc++.so.6
libstdc++.so.6 (CXXABI_1.3) => /usr/lib/libstdc++.so.6
Reporter: Gary Bernstein
Valgrind complains about a "Conditional jump or move depends on uninitialised
value(s)" in xercesc_2_7::XMLUTF8Transcoder::transcodeFrom
>From the valgring log:
==11947== Conditional jump or move depends on uninitialised value(s)
==11947== at 0x42AB86A:
xercesc_2_7::XMLUTF8Transcoder::transcodeFrom(unsigned char const*, unsigned,
unsigned short*, unsigned, unsigned&, unsigned char*) (in
/usr/local/lib/libxerces-c.so.27.0)
==11947== by 0x42950AF: xercesc_2_7::XMLReader::xcodeMoreChars(unsigned
short*, unsigned char*, unsigned) (in /usr/local/lib/libxerces-c.so.27.0)
==11947== by 0x42937BC: xercesc_2_7::XMLReader::refreshCharBuffer() (in
/usr/local/lib/libxerces-c.so.27.0)
==11947== by 0x4208C07: xercesc_2_7::ReaderMgr::peekNextChar() (in
/usr/local/lib/libxerces-c.so.27.0)
==11947== by 0x42999A3: xercesc_2_7::XMLScanner::scanProlog() (in
/usr/local/lib/libxerces-c.so.27.0)
==11947== by 0x42986C7:
xercesc_2_7::XMLScanner::scanFirst(xercesc_2_7::InputSource const&,
xercesc_2_7::XMLPScanToken&) (in /usr/local/lib/libxerces-c.so.27.0)
==11947== by 0x42985AC: xercesc_2_7::XMLScanner::scanFirst(unsigned short
const*, xercesc_2_7::XMLPScanToken&) (in /usr/local/lib/libxerces-c.so.27.0)
==11947== by 0x4298625: xercesc_2_7::XMLScanner::scanFirst(char const*,
xercesc_2_7::XMLPScanToken&) (in /usr/local/lib/libxerces-c.so.27.0)
==11947== by 0x421F92D: xercesc_2_7::SAXParser::parseFirst(char const*,
xercesc_2_7::XMLPScanToken&) (in /usr/local/lib/libxerces-c.so.27.0)
==11947== by 0x80553F7: AppManager::loadRecordingServers()
(AppManager.cpp:477)
==11947== by 0x805419C: AppManager::start(common::SocketConnection*,
common::SocketListener*, common::SocketListener*) (AppManager.cpp:235)
==11947== by 0x8050346: main (Main.cpp:443)
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