GHSA-hjfx-8p6c-g7gxMediumCVSS 5.5
Insufficient Verification of Data Authenticity in Pillow
🔗 CVE IDs covered (1)
📋 Description
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.
🎯 Affected products1
- pip/Pillow:>= 5.1.0, < 8.2.0
🔗 References (8)
- https://nvd.nist.gov/vuln/detail/CVE-2021-28678
- https://github.com/python-pillow/Pillow/pull/5377
- https://github.com/python-pillow/Pillow/pull/5377/commits/496245aa4365d0827390bd0b6fbd11287453b3a1
- https://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-28678-fix-blp-dos
- https://security.gentoo.org/glsa/202107-33
- https://github.com/advisories/GHSA-hjfx-8p6c-g7gx
- https://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2021-94.yaml
- https://lists.fedoraproject.org/archives/list/[email protected]/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL