Related Vulnerabilities: CVE-2021-27921  

Pillow before 8.1.1 allows attackers to cause a denial of service (memory consumption) because the reported size of a contained image is not properly checked for a BLP container, and thus an attempted memory allocation can be very large.

Severity Low

Remote No

Type Denial of service

Description

Pillow before 8.1.1 allows attackers to cause a denial of service (memory consumption) because the reported size of a contained image is not properly checked for a BLP container, and thus an attempted memory allocation can be very large.

AVG-1635 python-pillow 8.1.0-1 Medium Vulnerable

AVG-1439 python2-pillow 6.2.1-3 Medium Vulnerable

https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html