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SUSE Linux Micro 6.0 Python311 Moderate Base64 Decode DoS Issue

suse
Calendar Grey April 30, 2026
Scroller Suse
Update for SUSE addresses moderate issue in python311 related to base64 decoding, recommended for installation.
An update that solves one vulnerability can now be installed.

Summary

## This update for python311 fixes the following issue: * CVE-2026-3446: base64 decoding stops at first padded quad by default and ignores other information that could be processed (bsc#1261970). ## 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 Micro 6.0 zypper in -t patch SUSE-SLE-Micro-6.0-690=1 ## Package List: * SUSE Linux Micro 6.0 (aarch64 s390x x86_64) * python311-core-debugsource-3.11.15-4.1 * python311-base-3.11.15-4.1 * python311-debugsource-3.11.15-4.1 * libpython3_11-1_0-3.11.15-4.1 * python311-debuginfo-3.11.15-4.1 * python311-curses-3.11.15-4.1 * python311-base-debuginfo-3.11.15-4.1

Topics%20covered

Topics Covered

security advisory moderate security issue SuSE base64 python311

References

* bsc#1261970

Cross-

* CVE-2026-3446

CVSS scores:

* CVE-2026-3446 ( SUSE ): 6.0

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

* CVE-2026-3446 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

* CVE-2026-3446 ( NVD ): 6.0

CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected Products:

* SUSE Linux Micro 6.0

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2026-3446.html

* https://bugzilla.suse.com/show_bug.cgi?id=1261970

Announcement ID: SUSE-SU-2026:21415-1
Release Date: 2026-04-28T15:08:27Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate security issue SuSE base64 python311

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