[ubuntu/resolute-security] sqlparse 0.5.4-1ubuntu0.1 (Accepted)

[Chrisa Oikonomou]

sqlparse (0.5.4-1ubuntu0.1) resolute-security; urgency=medium

  * SECURITY UPDATE: Uncontrolled CPU consumption (algorithmic complexity)
    - debian/patches/CVE-2026-54284.patch: set a group's value from its
      child tokens instead of recomputing it via a full recursive
      flatten on every group construction in sqlparse/sql.py.
    - CVE-2026-54284
  * SECURITY UPDATE: Uncontrolled CPU consumption (algorithmic complexity)
    - debian/patches/CVE-2026-71491.patch: stop rescanning the remaining
      token tail once per comment token in group_comments in
      sqlparse/engine/grouping.py.
    - CVE-2026-71491
  * SECURITY UPDATE: Uncontrolled CPU consumption (ReDoS)
    - debian/patches/CVE-2026-59893.patch: bound backtracking when
      matching dollar-quoted literals and multiline comments in
      sqlparse/keywords.py, sqlparse/lexer.py and sqlparse/utils.py.
    - CVE-2026-59893

Date: 2026-09-23 10:11:12.704136+00:00
Changed-By: Chrisa Oikonomou <chrisa.oikonomou at canonical.com>
https://launchpad.net/ubuntu/+source/sqlparse/0.5.4-1ubuntu0.1
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