Vulnerability Report

CVE-2016-9189

Title: Python Pillow Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2016-9189.

CWE Category CWE-190

Published Date Nov 04, 2016

Modified Date Jun 17, 2026

Exploit Status Not Found

Score 5.5 CVSS v3.0

Exploit Probability (EPSS)

1.86%

Vulnerability Summary

CVE-2016-9189: Pillow before 3.3.2 allows context-dependent attackers to obtain sensitive information by using the "crafted image file" approach, related to an "Integer Overflow" issue affecting the Image.core.map_buffer in map.c component.

Impacted Vendors

python 1

Reference Links

http://pillow.readthedocs.io/en/3.4.x/releasenotes/3.3.2.html http://www.debian.org/security/2016/dsa-3710 http://www.securityfocus.com/bid/94234 https://github.com/python-pillow/Pillow/issues/2105 https://github.com/python-pillow/Pillow/pull/2146/commits/c50ebe6459a131a1ea8ca531f10da616d3ceaa0f https://security.gentoo.org/glsa/201612-52 http://pillow.readthedocs.io/en/3.4.x/releasenotes/3.3.2.html http://www.debian.org/security/2016/dsa-3710 http://www.securityfocus.com/bid/94234 https://github.com/python-pillow/Pillow/issues/2105 https://github.com/python-pillow/Pillow/pull/2146/commits/c50ebe6459a131a1ea8ca531f10da616d3ceaa0f https://security.gentoo.org/glsa/201612-52

CVSS v3.0

Source Entity [email protected]

Severity MEDIUM

5.5

Attack Vector

LOCAL

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

4.3

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:M/Au:N/C:P/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2016-9189 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 17, 2026 MODIFIED

Vulnerability data updated via NVD.

May 06, 2026 MODIFIED

Vulnerability data updated via NVD.

April 12, 2025 MODIFIED

Vulnerability data or affected products updated.

November 04, 2016 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL

Complexity LOW

Privileges N/A

Interaction REQUIRED

CVSS Vector String


                                    CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Affected Stack

No specific products linked.