CVE-2021-28676

HIGH7.5EPSS 0.40%

Potential infinite loop in Pillow

發布日:2021/6/8修改日:2024/10/14

也稱為:GHSA-7r7m-5h27-29hpALPINE-CVE-2021-28676BIT-pillow-2021-28676PYSEC-2021-92

描述

An issue was discovered in Pillow before 8.2.0. For FLI data, FliDecode did not properly check that the block advance was non-zero, potentially leading to an infinite loop on load.

受影響套件(5)

Alpine/py3-pillowfrom 0, < 8.2.0-r0
Bitnami/pillowfrom 0, < 8.2.0
Debian/pillowfrom 0, < 8.1.2+dfsg-0.2
PyPI/pillowfrom 0, < 8.2.0
PyPI/pillowfrom 0, < 8.2.0

CVSS 分數

來源	版本	嚴重程度	向量
osv	CVSS 4.0	—	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
osv	CVSS 3.1	HIGH7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

參考連結(15)

ADVISORYhttps://github.com/advisories/GHSA-7r7m-5h27-29hp
ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-28676
ADVISORYhttps://security.alpinelinux.org/vuln/CVE-2021-28676
ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2021-28676
PATCHhttps://github.com/python-pillow/Pillow
WEBhttps://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2021-92.yaml
WEBhttps://github.com/python-pillow/Pillow/commit/bb6c11fb889e6c11b0ee122b828132ee763b5856
WEBhttps://github.com/python-pillow/Pillow/pull/5377
WEBhttps://lists.debian.org/debian-lts-announce/2021/07/msg00018.html
WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL
WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL/
WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL
WEBhttps://lists.fedoraproject.org/archives/list/[email protected]/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL/
WEBhttps://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-28676-fix-fli-dos
WEBhttps://security.gentoo.org/glsa/202107-33