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OSS-Fuzz issue 70165 #981

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oss-fuzz-robot opened this issue Jul 8, 2024 · 0 comments · May be fixed by #1001
Open

OSS-Fuzz issue 70165 #981

oss-fuzz-robot opened this issue Jul 8, 2024 · 0 comments · May be fixed by #1001

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@oss-fuzz-robot
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oss-fuzz-robot commented Jul 8, 2024 •
edited by pietermarsman
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OSS-Fuzz has found a bug in this project. Please see https://oss-fuzz.com/testcase?key=5582382774681600 for details and reproducers.

This issue is mirrored from https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=70165 and will auto-close if the status changes there.

If you have trouble accessing this report, please file an issue at https://github.com/google/oss-fuzz/issues/new.

The file clusterfuzz-testcase-minimized-extract_text_fuzzer-5582382774681600.pdf raises the error:

	TypeError: unsupported operand type(s) for *: 'PSKeyword' and 'float'
	Traceback (most recent call last):
	  File "fuzzing/extract_text_fuzzer.py", line 26, in fuzz_one_input
	  File "pdfminer/high_level.py", line 176, in extract_text
	  File "pdfminer/pdfinterp.py", line 921, in process_page
	  File "pdfminer/pdfinterp.py", line 939, in render_contents
	  File "pdfminer/pdfinterp.py", line 964, in execute
	  File "pdfminer/pdfinterp.py", line 834, in do_TJ
	  File "pdfminer/pdfdevice.py", line 133, in render_string
	  File "pdfminer/pdfdevice.py", line 173, in render_string_horizontal
	  File "pdfminer/converter.py", line 237, in render_char
	  File "pdfminer/pdffont.py", line 920, in char_width
	TypeError: unsupported operand type(s) for *: 'PSKeyword' and 'float'
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Fix TypeError by safely parsing floats for cid character widths. pdfminer/pdfminer.six
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