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SUSE SLED15 / SLES15 / openSUSE 15 Security Update : python-urllib3 (SUSE-SU-2026:0367-1)

high Nessus Plugin ID 297847

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0367-1 advisory.

 - CVE-2025-66471: excessive resource consumption via decompression of highly compressed data in Streaming API (bsc#1254867).
 - CVE-2025-66418: resource exhaustion via unbounded number of links in the decompression chain (bsc#1254866).

Tenable has extracted the preceding description block directly from the SUSE 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 affected python311-urllib3 package.

See Also

https://bugzilla.suse.com/1254866

https://bugzilla.suse.com/1254867

http://www.nessus.org/u?10ef09a1

https://www.suse.com/security/cve/CVE-2025-66418

https://www.suse.com/security/cve/CVE-2025-66471

Plugin Details

Severity: High

ID: 297847

File Name: suse_SU-2026-0367-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2/4/2026

Updated: 2/4/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2025-66471

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

CVSS v4

Risk Factor: High

Base Score: 8.9

Threat Score: 6.3

Threat Vector: CVSS:4.0/E:U

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:python311-urllib3, cpe:/o:novell:suse_linux:15

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/3/2026

Vulnerability Publication Date: 12/5/2025

Reference Information

CVE: CVE-2025-66418, CVE-2025-66471

SuSE: SUSE-SU-2026:0367-1