components/shell/bash/patches/bash52-022.patch

   1                              BASH PATCH REPORT
   2                              =================
   3
   4 Bash-Release:   5.2
   5 Patch-ID:       bash52-022
   6
   7 Bug-Reported-by:        srobertson@peratonlabs.com
   8 Bug-Reference-ID:
   9 Bug-Reference-URL:      https://lists.gnu.org/archive/html/bug-bash/2022-09/msg00049.html
  10
  11 Bug-Description:
  12
  13 It's possible for readline to try to zero out a line that's not null-
  14 terminated, leading to a memory fault.
  15
  16 Patch (apply with `patch -p0'):
  17
  18 *** ../bash-5.2-patched/lib/readline/display.c  2022-04-05 10:47:31.000000000 -0400
  19 --- lib/readline/display.c      2022-12-13 13:11:22.000000000 -0500
  20 ***************
  21 *** 2684,2692 ****
  22
  23     if (visible_line)
  24 !     {
  25 !       temp = visible_line;
  26 !       while (*temp)
  27 !       *temp++ = '\0';
  28 !     }
  29     rl_on_new_line ();
  30     forced_display++;
  31 --- 2735,2740 ----
  32
  33     if (visible_line)
  34 !     memset (visible_line, 0, line_size);
  35 !
  36     rl_on_new_line ();
  37     forced_display++;
  38
  39 *** ../bash-5.2/patchlevel.h    2020-06-22 14:51:03.000000000 -0400
  40 --- patchlevel.h        2020-10-01 11:01:28.000000000 -0400
  41 ***************
  42 *** 26,30 ****
  43      looks for to find the patch level (for the sccs version string). */
  44
  45 ! #define PATCHLEVEL 21
  46
  47   #endif /* _PATCHLEVEL_H_ */
  48 --- 26,30 ----
  49      looks for to find the patch level (for the sccs version string). */
  50
  51 ! #define PATCHLEVEL 22
  52
  53   #endif /* _PATCHLEVEL_H_ */