Security update for python313 SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2026:0642-1 Final 1 1 2026-02-26T11:53:34Z current 2026-02-26T11:53:34Z 2026-02-26T11:53:34Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for python313 This update for python313 fixes the following issues: Update to Python 3.13.12 - CVE-2026-0672: Fixed a HTTP header injection via user-controlled cookie values and parameters when using http.cookies.Morsel. (bsc#1257031) - CVE-2026-0865: Fixed a bug where a user-controlled header containing newlines can allow injecting HTTP headers. (bsc#1257042) - CVE-2025-15282: Fixed a bug where a user-controlled data URLs parsed may allow injecting headers. (bsc#1257046) - CVE-2025-11468: Fixed a header injection when folding a long comment in an email header containing exclusively unfoldable characters. (bsc#1257029) - CVE-2026-1299: Fixed header injection when an email is serialized due to improper newline quoting in `BytesGenerator`: Fixed a header injection when folding a long comment in an email header containing exclusively unfoldable characters. (bsc#1257029) The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). SUSE-2026-642,SUSE-SLE-Module-Python3-15-SP7-2026-642 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-20260642-1/ Link for SUSE-SU-2026:0642-1 https://lists.suse.com/pipermail/sle-security-updates/2026-February/024405.html E-Mail link for SUSE-SU-2026:0642-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1257029 SUSE Bug 1257029 https://bugzilla.suse.com/1257031 SUSE Bug 1257031 https://bugzilla.suse.com/1257042 SUSE Bug 1257042 https://bugzilla.suse.com/1257046 SUSE Bug 1257046 https://bugzilla.suse.com/1257181 SUSE Bug 1257181 https://www.suse.com/security/cve/CVE-2025-11468/ SUSE CVE CVE-2025-11468 page https://www.suse.com/security/cve/CVE-2025-15282/ SUSE CVE CVE-2025-15282 page https://www.suse.com/security/cve/CVE-2026-0672/ SUSE CVE CVE-2026-0672 page https://www.suse.com/security/cve/CVE-2026-0865/ SUSE CVE CVE-2026-0865 page https://www.suse.com/security/cve/CVE-2026-1299/ SUSE CVE CVE-2026-1299 page SUSE Linux Enterprise Module for Python 3 15 SP7 libpython3_13-1_0-3.13.12-150700.4.39.1 libpython3_13-1_0-32bit-3.13.12-150700.4.39.1 libpython3_13-1_0-64bit-3.13.12-150700.4.39.1 libpython3_13t1_0-3.13.12-150700.4.39.1 python313-3.13.12-150700.4.39.1 python313-32bit-3.13.12-150700.4.39.1 python313-64bit-3.13.12-150700.4.39.1 python313-base-3.13.12-150700.4.39.1 python313-base-32bit-3.13.12-150700.4.39.1 python313-base-64bit-3.13.12-150700.4.39.1 python313-curses-3.13.12-150700.4.39.1 python313-dbm-3.13.12-150700.4.39.1 python313-devel-3.13.12-150700.4.39.1 python313-doc-3.13.12-150700.4.39.1 python313-doc-devhelp-3.13.12-150700.4.39.1 python313-idle-3.13.12-150700.4.39.1 python313-nogil-3.13.12-150700.4.39.1 python313-nogil-base-3.13.12-150700.4.39.1 python313-nogil-curses-3.13.12-150700.4.39.1 python313-nogil-dbm-3.13.12-150700.4.39.1 python313-nogil-devel-3.13.12-150700.4.39.1 python313-nogil-idle-3.13.12-150700.4.39.1 python313-nogil-testsuite-3.13.12-150700.4.39.1 python313-nogil-tk-3.13.12-150700.4.39.1 python313-nogil-tools-3.13.12-150700.4.39.1 python313-testsuite-3.13.12-150700.4.39.1 python313-tk-3.13.12-150700.4.39.1 python313-tools-3.13.12-150700.4.39.1 libpython3_13-1_0-3.13.12-150700.4.39.1 as a component of SUSE Linux Enterprise Module for Python 3 15 SP7 python313-3.13.12-150700.4.39.1 as a component of SUSE Linux Enterprise Module for Python 3 15 SP7 python313-base-3.13.12-150700.4.39.1 as a component of SUSE Linux Enterprise Module for Python 3 15 SP7 python313-curses-3.13.12-150700.4.39.1 as a component of SUSE Linux Enterprise Module for Python 3 15 SP7 python313-dbm-3.13.12-150700.4.39.1 as a component of SUSE Linux Enterprise Module for Python 3 15 SP7 python313-devel-3.13.12-150700.4.39.1 as a component of SUSE Linux Enterprise Module for Python 3 15 SP7 python313-idle-3.13.12-150700.4.39.1 as a component of SUSE Linux Enterprise Module for Python 3 15 SP7 python313-tk-3.13.12-150700.4.39.1 as a component of SUSE Linux Enterprise Module for Python 3 15 SP7 python313-tools-3.13.12-150700.4.39.1 as a component of SUSE Linux Enterprise Module for Python 3 15 SP7 When folding a long comment in an email header containing exclusively unfoldable characters, the parenthesis would not be preserved. This could be used for injecting headers into email messages where addresses are user-controlled and not sanitized. CVE-2025-11468 SUSE Linux Enterprise Module for Python 3 15 SP7:libpython3_13-1_0-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-base-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-curses-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-dbm-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-devel-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-idle-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-tk-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-tools-3.13.12-150700.4.39.1 important 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-20260642-1/ https://www.suse.com/security/cve/CVE-2025-11468.html CVE-2025-11468 https://bugzilla.suse.com/1257029 SUSE Bug 1257029 User-controlled data URLs parsed by urllib.request.DataHandler allow injecting headers through newlines in the data URL mediatype. CVE-2025-15282 SUSE Linux Enterprise Module for Python 3 15 SP7:libpython3_13-1_0-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-base-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-curses-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-dbm-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-devel-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-idle-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-tk-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-tools-3.13.12-150700.4.39.1 important 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-20260642-1/ https://www.suse.com/security/cve/CVE-2025-15282.html CVE-2025-15282 https://bugzilla.suse.com/1257046 SUSE Bug 1257046 When using http.cookies.Morsel, user-controlled cookie values and parameters can allow injecting HTTP headers into messages. Patch rejects all control characters within cookie names, values, and parameters. CVE-2026-0672 SUSE Linux Enterprise Module for Python 3 15 SP7:libpython3_13-1_0-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-base-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-curses-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-dbm-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-devel-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-idle-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-tk-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-tools-3.13.12-150700.4.39.1 important 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-20260642-1/ https://www.suse.com/security/cve/CVE-2026-0672.html CVE-2026-0672 https://bugzilla.suse.com/1257031 SUSE Bug 1257031 User-controlled header names and values containing newlines can allow injecting HTTP headers. CVE-2026-0865 SUSE Linux Enterprise Module for Python 3 15 SP7:libpython3_13-1_0-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-base-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-curses-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-dbm-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-devel-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-idle-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-tk-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-tools-3.13.12-150700.4.39.1 important 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-20260642-1/ https://www.suse.com/security/cve/CVE-2026-0865.html CVE-2026-0865 https://bugzilla.suse.com/1257042 SUSE Bug 1257042 The email module, specifically the "BytesGenerator" class, didn't properly quote newlines for email headers when serializing an email message allowing for header injection when an email is serialized. This is only applicable if using "LiteralHeader" writing headers that don't respect email folding rules, the new behavior will reject the incorrectly folded headers in "BytesGenerator". CVE-2026-1299 SUSE Linux Enterprise Module for Python 3 15 SP7:libpython3_13-1_0-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-base-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-curses-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-dbm-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-devel-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-idle-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-tk-3.13.12-150700.4.39.1 SUSE Linux Enterprise Module for Python 3 15 SP7:python313-tools-3.13.12-150700.4.39.1 important 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-20260642-1/ https://www.suse.com/security/cve/CVE-2026-1299.html CVE-2026-1299 https://bugzilla.suse.com/1257181 SUSE Bug 1257181