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31 lines
840 B
Python
31 lines
840 B
Python
import system_tests
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class BigTiffImageRecursionStackExhaustion(
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metaclass=system_tests.CaseMeta):
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"""
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Regression test for the bug described in:
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https://github.com/Exiv2/exiv2/issues/712
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A malicious input file can cause BigTiffImage::printIFD() to
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recurse arbitrarily deep, causing a crash due to stack exhaustion.
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The bug only existed in the -pR mode, which is now only enabled
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in debug builds.
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"""
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url = "https://github.com/Exiv2/exiv2/issues/790"
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filename = system_tests.path(
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"$data_path/issue_712_poc.tif"
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)
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commands = ["$exiv2 -b -u -k pr $filename"]
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stdout = ["File name : " + filename + """
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File size : 3720 Bytes
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MIME type :
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Image size : 0 x 0
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"""
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]
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stderr = [filename + """: No Exif data found in the file
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"""]
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retval = [253]
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