CVE-2021-25287

critical

Description

An issue was discovered in Pillow before 8.2.0. There is an out-of-bounds read in J2kDecode, in j2ku_graya_la.

References

https://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-25287-cve-2021-25288-fix-oob-read-in-jpeg2kdecode

https://github.com/python-pillow/Pillow/pull/5377#issuecomment-833821470

https://lists.fedoraproject.org/archives/list/[email protected]/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL/

https://security.gentoo.org/glsa/202107-33

Details

Source: MITRE

Published: 2021-06-02

Updated: 2021-12-01

Type: CWE-125

Risk Information

CVSS v2

Base Score: 6.4

Vector: AV:N/AC:L/Au:N/C:P/I:N/A:P

Impact Score: 4.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 9.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Impact Score: 5.2

Exploitability Score: 3.9

Severity: CRITICAL