Security update for python SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2026:0133-1 Final 1 1 2026-01-16T09:19:41Z current 2026-01-16T09:19:41Z 2026-01-16T09:19:41Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for python This update for python fixes the following issues: - CVE-2025-8291: check validity of the ZIP64 End of Central Directory (EOCD) in the 'zipfile' module (bsc#1251305). - CVE-2025-12084: prevent quadratic behavior in node ID cache clearing (bsc#1254997). - CVE-2025-13836: prevent reading an HTTP response from a server, if no read amount is specified, with using Content-Length per default as the length (bsc#1254400). The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). SUSE-2026-133,SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-133 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2026/suse-su-20260133-1/ Link for SUSE-SU-2026:0133-1 https://lists.suse.com/pipermail/sle-security-updates/2026-January/023782.html E-Mail link for SUSE-SU-2026:0133-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1251305 SUSE Bug 1251305 https://bugzilla.suse.com/1254400 SUSE Bug 1254400 https://bugzilla.suse.com/1254997 SUSE Bug 1254997 https://www.suse.com/security/cve/CVE-2025-12084/ SUSE CVE CVE-2025-12084 page https://www.suse.com/security/cve/CVE-2025-13836/ SUSE CVE CVE-2025-13836 page https://www.suse.com/security/cve/CVE-2025-8291/ SUSE CVE CVE-2025-8291 page SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 libpython2_7-1_0-2.7.18-33.56.1 libpython2_7-1_0-32bit-2.7.18-33.56.1 libpython2_7-1_0-64bit-2.7.18-33.56.1 python-2.7.18-33.56.1 python-32bit-2.7.18-33.56.1 python-64bit-2.7.18-33.56.1 python-base-2.7.18-33.56.1 python-base-32bit-2.7.18-33.56.1 python-base-64bit-2.7.18-33.56.1 python-curses-2.7.18-33.56.1 python-demo-2.7.18-33.56.1 python-devel-2.7.18-33.56.1 python-doc-2.7.18-33.56.1 python-doc-pdf-2.7.18-33.56.1 python-gdbm-2.7.18-33.56.1 python-idle-2.7.18-33.56.1 python-strict-tls-check-2.7.18-33.56.1 python-tk-2.7.18-33.56.1 python-xml-2.7.18-33.56.1 libpython2_7-1_0-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 libpython2_7-1_0-32bit-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 python-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 python-32bit-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 python-base-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 python-base-32bit-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 python-curses-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 python-demo-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 python-devel-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 python-doc-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 python-doc-pdf-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 python-gdbm-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 python-idle-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 python-tk-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 python-xml-2.7.18-33.56.1 as a component of SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 When building nested elements using xml.dom.minidom methods such as appendChild() that have a dependency on _clear_id_cache() the algorithm is quadratic. Availability can be impacted when building excessively nested documents. CVE-2025-12084 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libpython2_7-1_0-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libpython2_7-1_0-32bit-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-32bit-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-base-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-base-32bit-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-curses-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-demo-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-devel-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-doc-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-doc-pdf-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-gdbm-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-idle-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-tk-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-xml-2.7.18-33.56.1 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/2026/suse-su-20260133-1/ https://www.suse.com/security/cve/CVE-2025-12084.html CVE-2025-12084 https://bugzilla.suse.com/1254997 SUSE Bug 1254997 When reading an HTTP response from a server, if no read amount is specified, the default behavior will be to use Content-Length. This allows a malicious server to cause the client to read large amounts of data into memory, potentially causing OOM or other DoS. CVE-2025-13836 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libpython2_7-1_0-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libpython2_7-1_0-32bit-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-32bit-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-base-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-base-32bit-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-curses-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-demo-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-devel-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-doc-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-doc-pdf-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-gdbm-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-idle-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-tk-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-xml-2.7.18-33.56.1 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/2026/suse-su-20260133-1/ https://www.suse.com/security/cve/CVE-2025-13836.html CVE-2025-13836 https://bugzilla.suse.com/1254400 SUSE Bug 1254400 The 'zipfile' module would not check the validity of the ZIP64 End of Central Directory (EOCD) Locator record offset value would not be used to locate the ZIP64 EOCD record, instead the ZIP64 EOCD record would be assumed to be the previous record in the ZIP archive. This could be abused to create ZIP archives that are handled differently by the 'zipfile' module compared to other ZIP implementations. Remediation maintains this behavior, but checks that the offset specified in the ZIP64 EOCD Locator record matches the expected value. CVE-2025-8291 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libpython2_7-1_0-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:libpython2_7-1_0-32bit-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-32bit-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-base-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-base-32bit-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-curses-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-demo-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-devel-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-doc-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-doc-pdf-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-gdbm-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-idle-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-tk-2.7.18-33.56.1 SUSE Linux Enterprise Server LTSS Extended Security 12 SP5:python-xml-2.7.18-33.56.1 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/2026/suse-su-20260133-1/ https://www.suse.com/security/cve/CVE-2025-8291.html CVE-2025-8291 https://bugzilla.suse.com/1251305 SUSE Bug 1251305