[XERCESC-1339] Uninitialized memory read by XMLReader::getName(xercesc_2_5::XMLBuffer &, bool)

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 2.5.0
• Fix Version/s: 2.8.0
• Component/s: Non-Validating Parser
• Environment: Solaris 5.8, Linux 2.4.9
• Assignee: Unassigned
• Reporter: Simeon de Dios
• Created: 10/Feb/05 23:53
• Updated: 03/Nov/09 09:36
• Resolved: 03/Nov/09 09:36

Description

Purify testing of an application using Xerces 2.5.0 has revealved an uninitialized memory read by the XMLReader class:

• • • • Purify instrumented ./i86-pc-linux2.x_GCC322_D/parse (pid 7830 at Thu Feb 10 09:46:11 2005)
• Purify 2003a.06.13 FixPack 0172 041231 Linux (32-bit) (c) Copyright IBM Corp. 1992, 2005 All rights reserved.
• For contact information type: "purify -help"
• For TTY output, use the option "-windows=no"
• Command-line: ./i86-pc-linux2.x_GCC322_D/parse test1.xml
• Options settings: -always-use-cache-dir \
  -linker=/opt/binutils/2.13/bin/ld -g++=yes -purify \
  -gcc3_path=/opt/gcc/3.2.2/bin/g++ \
  -hw_cap=yes -language=english
• License successfully checked out.
• Command-line: ./i86-pc-linux2.x_GCC322_D/parse test1.xml

• • • • Purify instrumented ./i86-pc-linux2.x_GCC322_D/parse (pid 7830) ****
        UMR: Uninitialized memory read (325 times):
• This is occurring while in thread 8192:
  xercesc_2_5::XMLReader::getName(xercesc_2_5::XMLBuffer &, bool) [libxerces-c.so.25]
  xercesc_2_5::IGXMLScanner::scanStartTag( bool &) [libxerces-c.so.25]
  xercesc_2_5::IGXMLScanner::scanContent( void) [libxerces-c.so.25]
  xercesc_2_5::IGXMLScanner::scanDocument(xercesc_2_5::InputSource const &) [libxerces-c.so.25]
  xercesc_2_5::XMLScanner::scanDocument( unsigned short const *) [libxerces-c.so.25]
  xercesc_2_5::XMLScanner::scanDocument( char const *) [libxerces-c.so.25]
  xercesc_2_5::AbstractDOMParser::parse( char const *) [libxerces-c.so.25]
  Rosetta::Parser<xercesc_2_5::XercesDOMParser>::parse( char const *) [Parser.hxx:106]

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