Vulnerabilidade Data Authenticity

[vinisec]

Descreva a vulnerabilidade de segurança (se houver CVE, coloque como
referência)

CVE-2021-28678

An issue was discovered in Pillow before 8.2.0. For BLP data, BlpImagePlugin did not properly check that reads (after jumping to file offsets) returned data. This could lead to a DoS where the decoder could be run a large number of times on empty data.

References
https://nvd.nist.gov/vuln/detail/CVE-2021-28678
python-pillow/Pillow#5377
python-pillow/Pillow@496245a
https://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-28678-fix-blp-dos
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL/
https://security.gentoo.org/glsa/202107-33

Classifique a prioridade de correção, de acordo com a severidade da
vulnerabilidade 90 dias