SUSE Linux Python Multipart Important Denial of Service Fix 2026-21999-1
suse
June 8, 2026
An update that solves two vulnerabilities can now be installed.
Summary
## This update for python-python-multipart fixes the following issues * CVE-2026-40347: crafted `multipart/form-data` can cause a denial of service (bsc#1262403). * CVE-2026-42561: denial of service vulnerability in multipart part header parsing (bsc#1265250). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * SUSE Linux Enterprise Server 16.0 zypper in -t patch SUSE-SLES-16.0-827=1 * SUSE Linux Enterprise Server for SAP applications 16.0 zypper in -t patch SUSE-SLES-16.0-827=1 ## Package List: * SUSE Linux Enterprise Server 16.0 (noarch) * python313-python-multipart-0.0.20-160000.4.1
Topics Covered
References
* bsc#1262403
* bsc#1265250
Cross-
* CVE-2026-40347
* CVE-2026-42561
CVSS scores:
* CVE-2026-40347 ( SUSE ): 6.9
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
* CVE-2026-40347 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
* CVE-2026-40347 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
* CVE-2026-42561 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-42561 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:
* SUSE Linux Enterprise Server 16.0
* SUSE Linux Enterprise Server for SAP applications 16.0
An update that solves two vulnerabilities can now be installed.
##
* https://www.suse.com/security/cve/CVE-2026-40347.html
* https://www.suse.com/security/cve/CVE-2026-42561.html
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Severity
important
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Critical
Announcement ID: SUSE-SU-2026:21999-1
Release Date: 2026-05-29T14:27:32Z
Rating: important
Topics Covered
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