[Bug 2055402] Re: Though lintian call: error: troff: Segmentation fault

[Launchpad Bug Tracker]

This bug was fixed in the package groff - 1.23.0-5

---------------
groff (1.23.0-5) unstable; urgency=medium

  * Guard putc/fputc calls with a null pointer check (LP: #2055402).
  * tmac/s.tmac: Stop treating excess arguments as erroneous.

 -- Colin Watson <cjwatson at debian.org>  Thu, 04 Jul 2024 08:52:43 +0100

** Changed in: groff (Ubuntu)
       Status: Fix Committed => Fix Released

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Title:
  Though lintian call: error: troff: Segmentation fault

Status in groff package in Ubuntu:
  Fix Released
Status in lintian package in Ubuntu:
  Confirmed

Bug description:
  groff crash when redirecting output to a file

  % man --warnings -E UTF-8 -l -Tutf8 -Z /usr/share/man/man1/cat.1.gz >output
  troff:<standard input>:3: fatal error: unable to flush output file: Permission denied
  groff: error: troff: Segmentation fault (core dumped)
  man: command exited with status 2: /usr/libexec/man-db/zsoelim | /usr/libexec/man-db/manconv -f UTF-8:ISO-8859-1 -t UTF-8//IGNORE | preconv -e UTF-8 | tbl | groff -mandoc -Z -rLL=78n -rLT=78n -wmac -Tutf8

  This is typically triggered by lintian when scanning man pages

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