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Created an attachment (id=764) [details] testcase on libtiff 4.0.7 A memory allocation failed was found in tiff2pdf.c:808 which allows attackers to cause a denial of service via a crafted file. tiff2pdf $FILE -o out.pdf failed to allocate ==8088==ERROR: AddressSanitizer failed to allocate 0x7800e3000 (32213184512) bytes of LargeMmapAllocator (error code: 12) ==8088==Process memory map follows: 0x000000400000-0x000000548000 /home/haojun/Downloads/testopensourcecode/tiff-4.0.7_build/bin/tiff2pdf 0x000000747000-0x000000748000 /home/haojun/Downloads/testopensourcecode/tiff-4.0.7_build/bin/tiff2pdf 0x000000748000-0x000000760000 /home/haojun/Downloads/testopensourcecode/tiff-4.0.7_build/bin/tiff2pdf 0x00007fff7000-0x00008fff7000 0x00008fff7000-0x02008fff7000 0x02008fff7000-0x10007fff8000 0x600000000000-0x602000000000 0x602000000000-0x602000010000 0x602000010000-0x603000000000 0x603000000000-0x603000010000 0x603000010000-0x604000000000 0x604000000000-0x604000010000 0x604000010000-0x606000000000 0x606000000000-0x606000010000 0x606000010000-0x60c000000000 0x60c000000000-0x60c000010000 0x60c000010000-0x611000000000 0x611000000000-0x611000010000 0x611000010000-0x615000000000 0x615000000000-0x615000020000 0x615000020000-0x616000000000 0x616000000000-0x616000020000 0x616000020000-0x619000000000 0x619000000000-0x619000020000 0x619000020000-0x61a000000000 0x61a000000000-0x61a000020000 0x61a000020000-0x61d000000000 0x61d000000000-0x61d000020000 0x61d000020000-0x61f000000000 0x61f000000000-0x61f000020000 0x61f000020000-0x624000000000 0x624000000000-0x624000020000 0x624000020000-0x631000000000 0x631000000000-0x631000030000 0x631000030000-0x640000000000 0x640000000000-0x640000003000 0x7f53752f4000-0x7f5376100000 0x7f5376200000-0x7f5376300000 0x7f53763e1000-0x7f5378733000 0x7f5378733000-0x7f5378749000 /usr/local/lib64/libgcc_s.so.1 0x7f5378749000-0x7f5378948000 /usr/local/lib64/libgcc_s.so.1 0x7f5378948000-0x7f5378949000 /usr/local/lib64/libgcc_s.so.1 0x7f5378949000-0x7f537894a000 /usr/local/lib64/libgcc_s.so.1 0x7f537894a000-0x7f5378abb000 /home/haojun/Downloads/software/gcc-6.3.0/build/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs/libstdc++.so.6.0.22 0x7f5378abb000-0x7f5378cbb000 /home/haojun/Downloads/software/gcc-6.3.0/build/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs/libstdc++.so.6.0.22 0x7f5378cbb000-0x7f5378cc5000 /home/haojun/Downloads/software/gcc-6.3.0/build/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs/libstdc++.so.6.0.22 0x7f5378cc5000-0x7f5378cc7000 /home/haojun/Downloads/software/gcc-6.3.0/build/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs/libstdc++.so.6.0.22 0x7f5378cc7000-0x7f5378ccb000 0x7f5378ccb000-0x7f5378ce2000 /usr/lib64/libpthread-2.17.so 0x7f5378ce2000-0x7f5378ee1000 /usr/lib64/libpthread-2.17.so 0x7f5378ee1000-0x7f5378ee2000 /usr/lib64/libpthread-2.17.so 0x7f5378ee2000-0x7f5378ee3000 /usr/lib64/libpthread-2.17.so 0x7f5378ee3000-0x7f5378ee7000 0x7f5378ee7000-0x7f5378eee000 /usr/lib64/librt-2.17.so 0x7f5378eee000-0x7f53790ed000 /usr/lib64/librt-2.17.so 0x7f53790ed000-0x7f53790ee000 /usr/lib64/librt-2.17.so 0x7f53790ee000-0x7f53790ef000 /usr/lib64/librt-2.17.so 0x7f53790ef000-0x7f53790f1000 /usr/lib64/libdl-2.17.so 0x7f53790f1000-0x7f53792f1000 /usr/lib64/libdl-2.17.so 0x7f53792f1000-0x7f53792f2000 /usr/lib64/libdl-2.17.so 0x7f53792f2000-0x7f53792f3000 /usr/lib64/libdl-2.17.so 0x7f53792f3000-0x7f53794a9000 /usr/lib64/libc-2.17.so 0x7f53794a9000-0x7f53796a9000 /usr/lib64/libc-2.17.so 0x7f53796a9000-0x7f53796ad000 /usr/lib64/libc-2.17.so 0x7f53796ad000-0x7f53796af000 /usr/lib64/libc-2.17.so 0x7f53796af000-0x7f53796b4000 0x7f53796b4000-0x7f53797b4000 /usr/lib64/libm-2.17.so 0x7f53797b4000-0x7f53799b4000 /usr/lib64/libm-2.17.so 0x7f53799b4000-0x7f53799b5000 /usr/lib64/libm-2.17.so 0x7f53799b5000-0x7f53799b6000 /usr/lib64/libm-2.17.so 0x7f53799b6000-0x7f53799cb000 /usr/lib64/libz.so.1.2.7 0x7f53799cb000-0x7f5379bca000 /usr/lib64/libz.so.1.2.7 0x7f5379bca000-0x7f5379bcb000 /usr/lib64/libz.so.1.2.7 0x7f5379bcb000-0x7f5379bcc000 /usr/lib64/libz.so.1.2.7 0x7f5379bcc000-0x7f5379c0f000 /usr/lib64/libjpeg.so.62.1.0 0x7f5379c0f000-0x7f5379e0f000 /usr/lib64/libjpeg.so.62.1.0 0x7f5379e0f000-0x7f5379e10000 /usr/lib64/libjpeg.so.62.1.0 0x7f5379e10000-0x7f5379e11000 /usr/lib64/libjpeg.so.62.1.0 0x7f5379e11000-0x7f5379e21000 0x7f5379e21000-0x7f5379e46000 /usr/lib64/liblzma.so.5.2.2 0x7f5379e46000-0x7f537a045000 /usr/lib64/liblzma.so.5.2.2 0x7f537a045000-0x7f537a046000 /usr/lib64/liblzma.so.5.2.2 0x7f537a046000-0x7f537a047000 /usr/lib64/liblzma.so.5.2.2 0x7f537a047000-0x7f537a16a000 /usr/local/lib/libasan.so.3 0x7f537a16a000-0x7f537a36a000 /usr/local/lib/libasan.so.3 0x7f537a36a000-0x7f537a36d000 /usr/local/lib/libasan.so.3 0x7f537a36d000-0x7f537a370000 /usr/local/lib/libasan.so.3 0x7f537a370000-0x7f537afe2000 0x7f537afe2000-0x7f537b002000 /usr/lib64/ld-2.17.so 0x7f537b013000-0x7f537b043000 0x7f537b043000-0x7f537b0c6000 0x7f537b0c6000-0x7f537b1ab000 /home/haojun/Downloads/imagetemplate/zzuftest_tif/1348-pc260001.tif 0x7f537b1ab000-0x7f537b1e8000 0x7f537b1e8000-0x7f537b201000 0x7f537b201000-0x7f537b202000 /usr/lib64/ld-2.17.so 0x7f537b202000-0x7f537b203000 /usr/lib64/ld-2.17.so 0x7f537b203000-0x7f537b204000 0x7ffee8906000-0x7ffee8927000 [stack] 0x7ffee89e2000-0x7ffee89e4000 [vdso] 0xffffffffff600000-0xffffffffff601000 [vsyscall] ==8088==End of process memory map. ==8088==AddressSanitizer CHECK failed: ../../../../libsanitizer/sanitizer_common/sanitizer_common.cc:180 "((0 && "unable to mmap")) != (0)" (0x0, 0x0) #0 0x7f537a111d4d in AsanCheckFailed ../../../../libsanitizer/asan/asan_rtl.cc:65 #1 0x7f537a117993 in __sanitizer::CheckFailed(char const*, int, char const*, unsigned long long, unsigned long long) ../../../../libsanitizer/sanitizer_common/sanitizer_common.cc:157 #2 0x7f537a117b7d in __sanitizer::ReportMmapFailureAndDie(unsigned long, char const*, char const*, int) ../../../../libsanitizer/sanitizer_common/sanitizer_common.cc:180 #3 0x7f537a121582 in __sanitizer::MmapOrDie(unsigned long, char const*) ../../../../libsanitizer/sanitizer_common/sanitizer_posix.cc:120 #4 0x7f537a06c40d in __sanitizer::LargeMmapAllocator<__asan::AsanMapUnmapCallback>::Allocate(__sanitizer::AllocatorStats*, unsigned long, unsigned long) ../../../../libsanitizer/sanitizer_common/sanitizer_allocator.h:1031 #5 0x7f537a06c40d in __sanitizer::CombinedAllocator<__sanitizer::SizeClassAllocator64<105553116266496ul, 4398046511104ul, 0ul, __sanitizer::SizeClassMap<17ul, 128ul, 16ul>, __asan::AsanMapUnmapCallback>, __sanitizer::SizeClassAllocatorLocalCache<__sanitizer::SizeClassAllocator64<105553116266496ul, 4398046511104ul, 0ul, __sanitizer::SizeClassMap<17ul, 128ul, 16ul>, __asan::AsanMapUnmapCallback> >, __sanitizer::LargeMmapAllocator<__asan::AsanMapUnmapCallback> >::Allocate(__sanitizer::SizeClassAllocatorLocalCache<__sanitizer::SizeClassAllocator64<105553116266496ul, 4398046511104ul, 0ul, __sanitizer::SizeClassMap<17ul, 128ul, 16ul>, __asan::AsanMapUnmapCallback> >*, unsigned long, unsigned long, bool, bool) ../../../../libsanitizer/sanitizer_common/sanitizer_allocator.h:1300 #6 0x7f537a06c40d in __asan::Allocator::Allocate(unsigned long, unsigned long, __sanitizer::BufferedStackTrace*, __asan::AllocType, bool) ../../../../libsanitizer/asan/asan_allocator.cc:366 #7 0x7f537a06c40d in __asan::asan_malloc(unsigned long, __sanitizer::BufferedStackTrace*) ../../../../libsanitizer/asan/asan_allocator.cc:716 #8 0x7f537a108b95 in __interceptor_malloc ../../../../libsanitizer/asan/asan_malloc_linux.cc:63 #9 0x507dd3 in _TIFFmalloc /home/haojun/Downloads/testopensourcecode/tiff-4.0.7/libtiff/tif_unix.c:316 #10 0x40fbab in t2p_readwrite_pdf_image /home/haojun/Downloads/testopensourcecode/tiff-4.0.7/tools/tiff2pdf.c:2445 #11 0x42c71c in t2p_write_pdf /home/haojun/Downloads/testopensourcecode/tiff-4.0.7/tools/tiff2pdf.c:5549 #12 0x404386 in main /home/haojun/Downloads/testopensourcecode/tiff-4.0.7/tools/tiff2pdf.c:808 #13 0x7f5379314b34 in __libc_start_main (/lib64/libc.so.6+0x21b34) #14 0x402b28 (/home/haojun/Downloads/testopensourcecode/tiff-4.0.7_build/bin/tiff2pdf+0x402b28) testcase:https://github.com/bestshow/p0cs/blob/master/allocate-failed-in-tiff2pdf.tif
Bugzilla is no longer used for tracking libtiff issues. Remaining open tickets, such as this one, have been migrated to the libtiff GitLab instance at https://gitlab.com/libtiff/libtiff/issues . The migrated tickets have their summary prefixed with [BZ#XXXX] where XXXX is the initial Bugzilla issue number.
