Fix for Buffer Read Overrun in PCX Decoding #5174
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* Don't trust the image to specify a buffer size
radarhere
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Jan 15, 2021
IssueID #3940: SNYK-PYTHON-PILLOW-1055461 and SNYK-PYTHON-PILLOW-1055462 - Added Pillow==8.1.0 as matplotlib@3.3.3 introduced pillow@8.0.1 and Pillow is now fixed at 8.1.0 as per: https://snyk.io/vuln/SNYK-PYTHON-PILLOW-1055461 https://snyk.io/vuln/SNYK-PYTHON-PILLOW-1055462 python-pillow/Pillow#5174 which fixes CVE-2020-35653 and CVE-2020-35655 Modified: dev-requirements.txt requirements.txt
This was referenced Mar 8, 2021
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CVE-2020-35653 - Buffer Read Overrun in PCX Decoding. The PCX Image decoder used the reported image stride to calculate the row buffer, rather than calculating it from the image size. This issue dates back to the PIL fork. Thanks to Google's OSS-Fuzz project for finding this.