SUSE-SU-2026:23191-1

SUSE-SU-2026:23191-1 · Security update for python311

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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-2026-1502: HTTP client proxy tunnel headers not validated for CR/LF (bsc#1261969). - 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-2026-4786: Incomplete mitigation of %action expansion for command injection to webbrowser.open() (bsc#1262319). - CVE-2026-6019: BaseCookie.js_output() does not neutralize embedded characters (bsc#1262654). - CVE-2026-6100: Arbitrary code execution or information disclosure via use-after-free in decompression modules (bsc#1262098). - 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 issues fixed: - Regression in `http.cookies` (bsc#1263083). - udplite was removed -> python fails in tests (bsc#1268375). - Conflicts between different versions of Python (bsc#1258364).

Correctif disponible

Publication

2026-08-18T11:49:38Z

Mise à jour

2026-08-26T18:23:31.185158025Z

Pile logicielle: system

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