Bug 1494443
| Summary: | Null pointer dereference vulnerability in Exiv2::Image::printIFDStructure (image.cpp:408) | ||||||
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| Product: | Red Hat Enterprise Linux 7 | Reporter: | Liu Zhu <fantasy7082> | ||||
| Component: | exiv2 | Assignee: | Jan Grulich <jgrulich> | ||||
| Status: | CLOSED ERRATA | QA Contact: | Desktop QE <desktop-qa-list> | ||||
| Severity: | urgent | Docs Contact: | |||||
| Priority: | unspecified | ||||||
| Version: | 7.5-Alt | CC: | carnil, dan.cermak | ||||
| Target Milestone: | rc | Keywords: | Security | ||||
| Target Release: | --- | ||||||
| Hardware: | x86_64 | ||||||
| OS: | Linux | ||||||
| Whiteboard: | |||||||
| Fixed In Version: | Doc Type: | If docs needed, set a value | |||||
| Doc Text: | Story Points: | --- | |||||
| Clone Of: | Environment: | ||||||
| Last Closed: | 2019-08-06 12:46:58 UTC | Type: | Bug | ||||
| Regression: | --- | Mount Type: | --- | ||||
| Documentation: | --- | CRM: | |||||
| Verified Versions: | Category: | --- | |||||
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |||||
| Cloudforms Team: | --- | Target Upstream Version: | |||||
| Embargoed: | |||||||
| Attachments: |
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./exiv2 -V exiv2 0.26 001a00 (64 bit build) Copyright (C) 2004-2017 Andreas Huggel. This was assigned CVE-2017-14863. Can you please report the issue upstream? The upstream issue is https://github.com/Exiv2/exiv2/issues/132. The problem has already been fixed. Fixed with exiv2-0.27.0-1.el7_6. Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2019:2101 |
Created attachment 1329486 [details] PoC File ASAN:SIGSEGV ================================================================= ==53639==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x7fa6170833e8 bp 0x7fff73e26870 sp 0x7fff73e263d0 T0) #0 0x7fa6170833e7 in Exiv2::Image::printIFDStructure(Exiv2::BasicIo&, std::ostream&, Exiv2::PrintStructureOption, unsigned int, bool, char, int) /root/fuzzing/exiv2-trunk/src/image.cpp:408 #1 0x7fa6170848a3 in Exiv2::Image::printTiffStructure(Exiv2::BasicIo&, std::ostream&, Exiv2::PrintStructureOption, int, unsigned long) /root/fuzzing/exiv2-trunk/src/image.cpp:517 #2 0x7fa61716a73e in Exiv2::TiffImage::printStructure(std::ostream&, Exiv2::PrintStructureOption, int) /root/fuzzing/exiv2-trunk/src/tiffimage.cpp:348 #3 0x7fa617168c06 in Exiv2::TiffImage::readMetadata() /root/fuzzing/exiv2-trunk/src/tiffimage.cpp:191 #4 0x43ab02 in Action::Print::printSummary() /root/fuzzing/exiv2-trunk/src/actions.cpp:289 #5 0x43a1af in Action::Print::run(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) /root/fuzzing/exiv2-trunk/src/actions.cpp:244 #6 0x422129 in main /root/fuzzing/exiv2-trunk/src/exiv2.cpp:170 #7 0x7fa6163e282f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f) #8 0x421af8 in _start (/usr/local/exiv2_ASAN/bin/exiv2+0x421af8) AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV /root/fuzzing/exiv2-trunk/src/image.cpp:408 Exiv2::Image::printIFDStructure(Exiv2::BasicIo&, std::ostream&, Exiv2::PrintStructureOption, unsigned int, bool, char, int) ==53639==ABORTING