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CVE-2021-25287

Good to know:

Date: June 2, 2021

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

Language: Python

Severity Score

9.1

Related Resources (14)

Url: https://github.com/python-pillow/Pillow

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL

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

Url: https://github.com/advisories/GHSA-77gc-v2xv-rvvh

Url: https://github.com/python-pillow/Pillow/pull/5377/commits/3bf5eddb89afdf690eceaa52bc4d3546ba9a5f87

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL/

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-25287

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

Url: https://access.redhat.com/security/cve/CVE-2021-25287

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

Url: https://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2021-137.yaml

Url: https://github.com/python-pillow/Pillow/commit/3bf5eddb89afdf690eceaa52bc4d3546ba9a5f87

Url: https://www.mend.io/vulnerability-database/CVE-2021-25287

Severity Score

9.1

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Top Fix

Upgrade Version

Upgrade to version Pillow - 8.2.0

CVSS v3.1

Base Score:	9.1
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	6.4
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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