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Moderate EPSS: 0.00016% (0.02123 Percentile) EPSS:

Exiv2 has a denial of service due to unbounded recursion in QuickTimeVideo::multipleEntriesDecoder

Affected Packages Affected Versions Fixed Versions
pypi:exiv2
PURL: pkg:pypi/exiv2
>= 0.16.0, < 0.16.1 0.16.1
1 Dependent packages
5 Dependent repositories
5,298 Downloads last month

Affected Version Ranges

All affected versions

0.16.0

All unaffected versions

0.3.1, 0.11.0, 0.11.1, 0.11.2, 0.11.3, 0.12.0, 0.12.1, 0.13.0, 0.13.1, 0.13.2, 0.14.0, 0.14.1, 0.15.0, 0.16.1, 0.16.2, 0.16.3, 0.17.0, 0.17.1, 0.17.2, 0.17.3, 0.17.4, 0.17.5

Impact

A denial-of-service was found in Exiv2 version v0.28.1: an unbounded recursion can cause Exiv2 to crash by exhausting the stack. The vulnerable function, QuickTimeVideo::multipleEntriesDecoder, was new in v0.28.0 (see https://github.com/Exiv2/exiv2/pull/2337), so Exiv2 versions before v0.28 are not affected. Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. The denial-of-service is triggered when Exiv2 is used to read the metadata of a crafted video file.

Patches

The bug is fixed in version v0.28.2.

For more information

Please see our security policy for information about Exiv2 security.

Credit

This bug was found by OSS-Fuzz.

References: