components/shell/bash/patches/bash52-001.patch

   1                              BASH PATCH REPORT
   2                              =================
   3
   4 Bash-Release:   5.2
   5 Patch-ID:       bash52-001
   6
   7 Bug-Reported-by:        Emanuele Torre <torreemanuele6@gmail.com>
   8 Bug-Reference-ID:       <CAA7hNqeR1eSdiGK8mjQSqJPo815JYoG-Ekz-5PrAJTEYy2e6hg@mail.gmail.com>
   9 Bug-Reference-URL:      https://lists.gnu.org/archive/html/bug-bash/2022-09/msg00060.html
  10
  11 Bug-Description:
  12
  13 Expanding unset arrays in an arithmetic context can cause a segmentation fault.
  14
  15 Patch (apply with `patch -p0'):
  16
  17 *** ../bash-5.2/subst.c 2022-08-31 17:36:46.000000000 -0400
  18 --- subst.c     2022-09-30 09:12:05.000000000 -0400
  19 ***************
  20 *** 10858,10862 ****
  21     t = expand_subscript_string (exp, quoted & ~(Q_ARITH|Q_DOUBLE_QUOTES));
  22     free (exp);
  23 !   exp = sh_backslash_quote (t, abstab, 0);
  24     free (t);
  25
  26 --- 10858,10862 ----
  27     t = expand_subscript_string (exp, quoted & ~(Q_ARITH|Q_DOUBLE_QUOTES));
  28     free (exp);
  29 !   exp = t ? sh_backslash_quote (t, abstab, 0) : savestring ("");
  30     free (t);
  31
  32 *** ../bash-5.2/patchlevel.h    2020-06-22 14:51:03.000000000 -0400
  33 --- patchlevel.h        2020-10-01 11:01:28.000000000 -0400
  34 ***************
  35 *** 26,30 ****
  36      looks for to find the patch level (for the sccs version string). */
  37
  38 ! #define PATCHLEVEL 0
  39
  40   #endif /* _PATCHLEVEL_H_ */
  41 --- 26,30 ----
  42      looks for to find the patch level (for the sccs version string). */
  43
  44 ! #define PATCHLEVEL 1
  45
  46   #endif /* _PATCHLEVEL_H_ */