Rmys
55 lines
1.4 KiB
Diff
55 lines
1.4 KiB
Diff
BASH PATCH REPORT
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=================
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Bash-Release: 5.3
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Patch-ID: bash53-013
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Bug-Reported-by: Florian Schmaus <flo@geekplace.eu>
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Bug-Reference-ID:
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Bug-Reference-URL: https://savannah.gnu.org/bugs/?67586
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Bug-Description:
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Comparing the value of a pointer returned from realloc/xrealloc to the
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original pointer passed is technically undefined behavior, which matters
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under some circumstances.
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Patch (apply with `patch -p0'):
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*** ../bash-5.3-patched/builtins/read.def Wed Jun 25 15:50:18 2025
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--- builtins/read.def Thu Nov 20 15:10:20 2025
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***************
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*** 789,794 ****
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x = (char *)xrealloc (input_string, size += 128);
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! /* Only need to change unwind-protect if input_string changes */
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if (x != input_string)
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{
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input_string = x;
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--- 816,824 ----
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x = (char *)xrealloc (input_string, size += 128);
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! #if 0
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! /* This is, in theory, undefined behavior, since input_string may
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! have been freed. */
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if (x != input_string)
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+ #endif
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{
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input_string = x;
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*** ../bash-5.3/patchlevel.h 2020-06-22 14:51:03.000000000 -0400
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--- patchlevel.h 2020-10-01 11:01:28.000000000 -0400
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***************
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*** 26,30 ****
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looks for to find the patch level (for the sccs version string). */
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! #define PATCHLEVEL 12
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#endif /* _PATCHLEVEL_H_ */
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--- 26,30 ----
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looks for to find the patch level (for the sccs version string). */
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! #define PATCHLEVEL 13
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#endif /* _PATCHLEVEL_H_ */
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