RHEL 8 : python-pillow (RHSA-2026:52551)

high Nessus Plugin ID 333596

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Synopsis

The remote Red Hat host is missing one or more security updates for python-pillow.

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:52551 advisory.

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems.

Security Fix(es):

* python-pillow: Pillow: Denial of Service via crafted BDF font file (CVE-2026-55379)

* python-pillow: Pillow: Denial of Service via crafted GD 2.x image file (CVE-2026-55380)

* python-pillow: Pillow: Denial of Service via crafted PCF font data (CVE-2026-54059)

* python-pillow: Pillow: Denial of Service via excessive memory allocation when processing font files (CVE-2026-54060)

* Pillow: Pillow: Native heap out-of-bounds write (CVE-2026-59197)

* Pillow: Pillow: Memory disclosure or denial of service via crafted McIdas AREA image (CVE-2026-54058)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL python-pillow package based on the guidance in RHSA-2026:52551.

Plugin Details

Severity: High

ID: 333596

File Name: redhat-RHSA-2026-52551.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Red Hat Local Security Checks

Published: 8/10/2026

Updated: 8/10/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.61

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:C

CVSS Score Source: CVE-2026-54058

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 8.2

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS v4

Risk Factor: High

Base Score: 8.3

Threat Score: 7

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.4, p-cpe:/a:redhat:enterprise_linux:python-pillow, p-cpe:/a:redhat:enterprise_linux:python3-pillow

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/10/2026

Vulnerability Publication Date: 7/6/2026

Reference Information

CVE: CVE-2026-54058, CVE-2026-54059, CVE-2026-54060, CVE-2026-55379, CVE-2026-55380, CVE-2026-59197

CWE: 1050, 125, 1285, 409, 770, 787

RHSA: 2026:52551

Detections

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