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openSUSE 16 Security Update : python-aiohttp, python-Brotli (openSUSE-SU-2026:20204-1)

high Nessus Plugin ID 299126

Synopsis

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

Description

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20204-1 advisory.

 Changes in python-aiohttp:

 - CVE-2025-69228: Fixed denial of service through large payloads (bsc#1256022).
 - CVE-2025-69226: Fixed brute-force leak of internal static file path components (bsc#1256020).
 - CVE-2025-69224: Fixed unicode processing of header values could cause parsing discrepancies (bsc#1256018).
 - CVE-2025-69223: Fixed aiohttp HTTP Parser auto_decompress feature susceptible to zip bomb (bsc#1256017).
 - CVE-2025-69227: Fixed DoS when bypassing asserts (bsc#1256021).
 - CVE-2025-69225: Fixed unicode match groups in regexes for ASCII protocol elements (bsc#1256019).
 - CVE-2025-69229: Fixed DoS through chunked messages (bsc#1256023).
 - CVE-2025-53643: Fixed request smuggling due to incorrect parsing of chunked trailer section (bsc#1246517).

 Changes in python-Brotli:

 - Add max length decompression (bsc#1254867, bsc#1256017).

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 python313-Brotli and / or python313-aiohttp packages.

See Also

https://bugzilla.suse.com/1246517

https://www.suse.com/security/cve/CVE-2025-53643

https://bugzilla.suse.com/1254867

https://bugzilla.suse.com/1256017

https://bugzilla.suse.com/1256018

https://bugzilla.suse.com/1256019

https://bugzilla.suse.com/1256020

https://bugzilla.suse.com/1256021

https://bugzilla.suse.com/1256022

https://bugzilla.suse.com/1256023

https://www.suse.com/security/cve/CVE-2025-69223

https://www.suse.com/security/cve/CVE-2025-69224

https://www.suse.com/security/cve/CVE-2025-69225

https://www.suse.com/security/cve/CVE-2025-69226

https://www.suse.com/security/cve/CVE-2025-69227

https://www.suse.com/security/cve/CVE-2025-69228

https://www.suse.com/security/cve/CVE-2025-69229

Plugin Details

Severity: High

ID: 299126

File Name: openSUSE-2026-20204-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2/15/2026

Updated: 2/15/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2025-53643

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:H/A:N

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

CVSS v4

Risk Factor: High

Base Score: 8.7

Threat Score: 6.6

Threat Vector: CVSS:4.0/E:U

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

CVSS Score Source: CVE-2025-69229

Vulnerability Information

CPE: cpe:/o:novell:opensuse:16.0, p-cpe:/a:novell:opensuse:python313-brotli, p-cpe:/a:novell:opensuse:python313-aiohttp

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: 2/12/2026

Vulnerability Publication Date: 7/14/2025

Reference Information

CVE: CVE-2025-53643, CVE-2025-69223, CVE-2025-69224, CVE-2025-69225, CVE-2025-69226, CVE-2025-69227, CVE-2025-69228, CVE-2025-69229