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Package "sed"

Name: sed

Description:

GNU stream editor for filtering/transforming text
Latest version: 4.9-2ubuntu1
Release: resolute (26.04)
Level: security
Repository: main
Homepage: https://www.gnu.org/software/sed/

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Other versions of "sed" in Resolute

Repository Area Version
base main 4.9-2build3
updates main 4.9-2ubuntu1

Changelog

Version: 4.9-2ubuntu1 2026-05-04 15:36:28 UTC

  sed (4.9-2ubuntu1) resolute-security; urgency=medium

  * SECURITY UPDATE: TOCTOU race in sed -i --follow-symlinks
    - debian/patches/CVE-2026-5958.patch: open the already-resolved path
      instead of re-traversing the symlink in sed/execute.c.
    - CVE-2026-5958

 -- Marc Deslauriers <email address hidden> Fri, 17 Apr 2026 13:58:43 -0400
CVE-2026-5958 When sed is invoked with both -i (in-place edit) and --follow-symlinks, the function open_next_file() performs two separate, non-atomic filesystem op


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