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-rw-r--r--debian/patches/bash52-001.diff35
1 files changed, 35 insertions, 0 deletions
diff --git a/debian/patches/bash52-001.diff b/debian/patches/bash52-001.diff
new file mode 100644
index 0000000..b4a3953
--- /dev/null
+++ b/debian/patches/bash52-001.diff
@@ -0,0 +1,35 @@
+ BASH PATCH REPORT
+ =================
+
+Bash-Release: 5.2
+Patch-ID: bash52-001
+
+Bug-Reported-by: Emanuele Torre <torreemanuele6@gmail.com>
+Bug-Reference-ID: <CAA7hNqeR1eSdiGK8mjQSqJPo815JYoG-Ekz-5PrAJTEYy2e6hg@mail.gmail.com>
+Bug-Reference-URL: https://lists.gnu.org/archive/html/bug-bash/2022-09/msg00060.html
+
+Bug-Description:
+
+Expanding unset arrays in an arithmetic context can cause a segmentation fault.
+
+--- a/patchlevel.h
++++ b/patchlevel.h
+@@ -25,6 +25,6 @@
+ regexp `^#define[ ]*PATCHLEVEL', since that's what support/mkversion.sh
+ looks for to find the patch level (for the sccs version string). */
+
+-#define PATCHLEVEL 0
++#define PATCHLEVEL 1
+
+ #endif /* _PATCHLEVEL_H_ */
+--- a/subst.c
++++ b/subst.c
+@@ -10857,7 +10857,7 @@ expand_array_subscript (string, sindex,
+ exp = substring (string, si+1, ni);
+ t = expand_subscript_string (exp, quoted & ~(Q_ARITH|Q_DOUBLE_QUOTES));
+ free (exp);
+- exp = sh_backslash_quote (t, abstab, 0);
++ exp = t ? sh_backslash_quote (t, abstab, 0) : savestring ("");
+ free (t);
+
+ slen = STRLEN (exp);