BASH PATCH REPORT ================= Bash-Release: 5.2 Patch-ID: bash52-002 Bug-Reported-by: Kan-Ru Chen Bug-Reference-ID: Bug-Reference-URL: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1021109 Bug-Description: Starting bash with an invalid locale specification for LC_ALL/LANG/LC_CTYPE can cause the shell to crash. Patch (apply with `patch -p0'): *** ../bash-5.2-patched/lib/readline/nls.c 2022-08-15 09:38:51.000000000 -0400 --- lib/readline/nls.c 2022-10-05 09:23:22.000000000 -0400 *************** *** 142,145 **** --- 142,149 ---- lspec = ""; ret = setlocale (LC_CTYPE, lspec); /* ok, since it does not change locale */ + if (ret == 0 || *ret == 0) + ret = setlocale (LC_CTYPE, (char *)NULL); + if (ret == 0 || *ret == 0) + ret = RL_DEFAULT_LOCALE; #else ret = (lspec == 0 || *lspec == 0) ? RL_DEFAULT_LOCALE : lspec; *** ../bash-5.2/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 1 #endif /* _PATCHLEVEL_H_ */ --- 26,30 ---- looks for to find the patch level (for the sccs version string). */ ! #define PATCHLEVEL 2 #endif /* _PATCHLEVEL_H_ */