{"id":"CVE-2021-28678","details":"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.","aliases":["BIT-pillow-2021-28678","GHSA-hjfx-8p6c-g7gx","PYSEC-2021-94"],"modified":"2026-05-15T12:03:54.683736794Z","published":"2021-06-02T16:15:08.860Z","related":["ALSA-2021:4149","SUSE-SU-2021:1938-1","SUSE-SU-2024:1607-1"],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*"],"vendor_product":"fedoraproject:fedora","extracted_events":[{"last_affected":"33"}],"source":"CPE_FIELD"}]},"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL/"},{"type":"ADVISORY","url":"https://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-28678-fix-blp-dos"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202107-33"},{"type":"FIX","url":"https://github.com/python-pillow/Pillow/pull/5377"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}