BASH PATCH REPORT
=================
Bash-Release: 5.2
Patch-ID: bash52-013
Bug-Reported-by: Ralf Oehler <[email protected]>
Bug-Reference-ID: <20221120140252.2fc6489b@bilbo>
Bug-Reference-URL:
https://lists.gnu.org/archive/html/bug-bash/2022-11/msg00082.html
Bug-Description:
Bash can leak memory when referencing a non-existent associative array
element.
Patch (apply with `patch -p0'):
*** ../bash-5.2-patched/subst.c 2022-11-05 17:27:48.000000000 -0400
--- subst.c 2022-11-21 14:42:59.000000000 -0500
***************
*** 7498,7503 ****
: quote_escapes (temp);
rflags |= W_ARRAYIND;
- if (estatep)
- *estatep = es; /* structure copy */
}
/* Note that array[*] and array[@] expanded to a quoted null string by
--- 7508,7511 ----
***************
*** 7508,7512 ****
rflags |= W_HASQUOTEDNULL;
! if (estatep == 0)
flush_eltstate (&es);
}
--- 7516,7522 ----
rflags |= W_HASQUOTEDNULL;
! if (estatep)
! *estatep = es; /* structure copy */
! else
flush_eltstate (&es);
}
*** ../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 12
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 13
#endif /* _PATCHLEVEL_H_ */
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU [email protected] http://tiswww.cwru.edu/~chet/
