[Bug 11516] New: Awk segfault if NF is negative

bugzilla at busybox.net bugzilla at busybox.net
Mon Nov 19 22:14:37 UTC 2018


https://bugs.busybox.net/show_bug.cgi?id=11516

            Bug ID: 11516
           Summary: Awk segfault if NF is negative
           Product: Busybox
           Version: 1.28.x
          Hardware: All
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P5
         Component: Other
          Assignee: unassigned at busybox.net
          Reporter: luizluca at gmail.com
                CC: busybox-cvs at busybox.net
  Target Milestone: ---

Using busybox 1.28.3,

  echo 1 2 3 | awk 'BEGIN { NF-- }'
  echo | awk '{ NF-- }'

Will segfault awk. Whenever NF becomes negative, awk crashes.

-- 
You are receiving this mail because:
You are on the CC list for the bug.


More information about the busybox-cvs mailing list