BASH PATCH REPORT ================= Bash-Release: 5.1 Patch-ID: bash51-008 Bug-Reported-by: Michael Felt Bug-Reference-ID: Bug-Reference-URL: https://lists.gnu.org/archive/html/bug-bash/2021-03/msg00028.html Bug-Description: Process substitution FIFOs opened by child processes as targets of redirections were not removed appropriately, leaving remnants in the file system. Patch (apply with `patch -p0'): *** ../bash-5.1-patched/execute_cmd.c 2020-10-12 10:16:13.000000000 -0400 --- execute_cmd.c 2021-05-04 11:12:39.000000000 -0400 *************** *** 5557,5565 **** /* Try to remove named pipes that may have been created as the result of redirections. */ ! unlink_fifo_list (); #endif /* PROCESS_SUBSTITUTION */ exit (EXECUTION_FAILURE); } if (async) interactive = old_interactive; --- 5557,5571 ---- /* Try to remove named pipes that may have been created as the result of redirections. */ ! unlink_all_fifos (); #endif /* PROCESS_SUBSTITUTION */ exit (EXECUTION_FAILURE); } + #if defined (PROCESS_SUBSTITUTION) && !defined (HAVE_DEV_FD) + /* This should only contain FIFOs created as part of redirection + expansion. */ + unlink_all_fifos (); + #endif + if (async) interactive = old_interactive; *** ../bash-5.1/patchlevel.h 2020-06-22 14:51:03.000000000 -0400 --- patchlevel.h 2020-10-01 11:01:28.000000000 -0400 *************** *** 26,30 **** looks for to find the patch level (for the sccs version string). */ ! #define PATCHLEVEL 7 #endif /* _PATCHLEVEL_H_ */ --- 26,30 ---- looks for to find the patch level (for the sccs version string). */ ! #define PATCHLEVEL 8 #endif /* _PATCHLEVEL_H_ */