SUSE-SU-2026:3548-1

SUSE-SU-2026:3548-1 · Security update for python311

This page contains facts from public vulnerability sources. Check the original advisory before updating.

This page shows selected source facts. See the linked advisories for the complete description and affected versions.

This update for python311 fixes the following issues: Security issues fixed: - CVE-2026-0864: improper handling of line-ending characters can lead to configuration file injection when the `configparser` module is used (bsc#1269066). - CVE-2026-3276: quadratic complexity in `unicodedata.normalize()` can lead to DoS when processing specially crafted Unicode input (bsc#1267581). - CVE-2026-4360: in the `Tarfile.extract()` function, the filter parameter is not passed properly when extracting hardlinks (bsc#1269959). - CVE-2026-7210: `xml.parsers.expat` and `xml.etree.ElementTree` use insufficient entropy for Expat hash-flooding protection (bsc#1264962). - CVE-2026-7774: `tarfile.data_filter` path traversal bypass allows writing outside the extraction directory (bsc#1267821). - CVE-2026-8328: `ftpcp()` does not use actual peer address and trusts server-supplied PASV host address (bsc#1265268). - CVE-2026-11940: tarfile extraction filter bypass via a crafted archive allows escaping the destination directory and enables arbitrary file reads and writes (bsc#1268977). - CVE-2026-11972: infinite loop due to improper EOF handling in the tarfile module streaming mode can lead to DoS (bsc#1269788). - CVE-2026-15308: incremental `HTMLParser` allows CPU-exhaustion DoS via repeated unterminated markup declarations (bsc#1271192). Non security issue fixed: - Improve testing for the support of `IPPROTO_UDPLITE`, which could be not present although header files are (bsc#1268375).

Fix available

Published

2026-08-10T14:18:52Z

Updated

2026-08-11T09:15:06.905048520Z

Stack: system

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