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CVE Database›CVE-2020-5312

CVE-2020-5312

python-pillow: improperly restricted operations on memory buffer in libImaging/PcxDecode.c

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Severity

Important

Red Hat Product Security

9.8

CVSS 3.1

Review impact separately from score.

Published · January 3, 2020

Updated · June 28, 2026

Description

A flaw was discovered in python-pillow does where it does not properly restrict operations within the bounds of a memory buffer when decoding PCX images. An application that uses python-pillow to decode untrusted images may be vulnerable to this flaw, which can allow an attacker to crash the application or potentially execute code on the system.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer