MEDIUM6.5

PYSEC-2018-117

Details

There is a heap-based buffer over-read in the Exiv2::tEXtToDataBuf function of pngimage.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI/exiv2

Introduced in: 0

No fixed version published yet for exiv2 (pip). Pin to a known-safe version or switch to an alternative.

References

https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206[WEB]
https://github.com/Exiv2/exiv2/issues/590[FIX]
https://access.redhat.com/errata/RHSA-2019:2101[ADVISORY]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/[WEB]