Security update for python3 SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2025:01877-1 Final 1 1 2025-06-11T05:41:08Z current 2025-06-11T05:41:08Z 2025-06-11T05:41:08Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for python3 This update for python3 fixes the following issues: - CVE-2025-4516: use-after-free in the unicode-escape decoder when using the error handler (bsc#1243273). The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). SUSE-2025-1877,SUSE-SUSE-MicroOS-5.1-2025-1877 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2025/suse-su-202501877-1/ Link for SUSE-SU-2025:01877-1 https://lists.suse.com/pipermail/sle-updates/2025-June/040231.html E-Mail link for SUSE-SU-2025:01877-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1243273 SUSE Bug 1243273 https://www.suse.com/security/cve/CVE-2025-4516/ SUSE CVE CVE-2025-4516 page SUSE Linux Enterprise Micro 5.1 libpython3_6m1_0-3.6.15-150000.3.176.1 libpython3_6m1_0-32bit-3.6.15-150000.3.176.1 libpython3_6m1_0-64bit-3.6.15-150000.3.176.1 python3-3.6.15-150000.3.176.1 python3-base-3.6.15-150000.3.176.1 python3-curses-3.6.15-150000.3.176.1 python3-dbm-3.6.15-150000.3.176.1 python3-devel-3.6.15-150000.3.176.1 python3-doc-3.6.15-150000.3.176.1 python3-doc-devhelp-3.6.15-150000.3.176.1 python3-idle-3.6.15-150000.3.176.1 python3-testsuite-3.6.15-150000.3.176.1 python3-tk-3.6.15-150000.3.176.1 python3-tools-3.6.15-150000.3.176.1 libpython3_6m1_0-3.6.15-150000.3.176.1 as a component of SUSE Linux Enterprise Micro 5.1 python3-3.6.15-150000.3.176.1 as a component of SUSE Linux Enterprise Micro 5.1 python3-base-3.6.15-150000.3.176.1 as a component of SUSE Linux Enterprise Micro 5.1 There is an issue in CPython when using `bytes.decode("unicode_escape", error="ignore|replace")`. If you are not using the "unicode_escape" encoding or an error handler your usage is not affected. To work-around this issue you may stop using the error= handler and instead wrap the bytes.decode() call in a try-except catching the DecodeError. CVE-2025-4516 SUSE Linux Enterprise Micro 5.1:libpython3_6m1_0-3.6.15-150000.3.176.1 SUSE Linux Enterprise Micro 5.1:python3-3.6.15-150000.3.176.1 SUSE Linux Enterprise Micro 5.1:python3-base-3.6.15-150000.3.176.1 moderate To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2025/suse-su-202501877-1/ https://www.suse.com/security/cve/CVE-2025-4516.html CVE-2025-4516 https://bugzilla.suse.com/1243273 SUSE Bug 1243273