!69 fix CVE-2022-30065

From: @jackey_1024 
Reviewed-by: @duguhaotian 
Signed-off-by: @duguhaotian

backport-CVE-2022-30065.patch

@@ -0,0 +1,46 @@
+From 4ec641f81717e19198fc6375cf06b514ac381ab9 Mon Sep 17 00:00:00 2001
+From: jackey_1024 <jikui2@huawei.com>
+Date: Sat, 20 Aug 2022 18:07:04 +0800
+Subject: [PATCH] busybox: fix CVE-2022-30065
+
+backport from upstream:
+https://git.busybox.net/busybox/commit/?id=e63d7cdfdac78c6fd27e9e63150335767592b85e
+
+Signed-off-by: jackey_1024 <jikui2@huawei.com>
+---
+ editors/awk.c       | 3 +++
+ testsuite/awk.tests | 6 ++++++
+ 2 files changed, 9 insertions(+)
+
+diff --git a/editors/awk.c b/editors/awk.c
+index 62cd019..66d2646 100644
+--- a/editors/awk.c
++++ b/editors/awk.c
+@@ -3094,6 +3094,9 @@ static var *evaluate(node *op, var *res)
+ 
+ 		case XC( OC_MOVE ):
+ 			debug_printf_eval("MOVE\n");
++            /* make sure that we never return a temp var */
++            if (L.v == TMPVAR0)
++                L.v = res;
+ 			/* if source is a temporary string, jusk relink it to dest */
+ 			if (R.v == TMPVAR1
+ 			 && !(R.v->type & VF_NUMBER)
+diff --git a/testsuite/awk.tests b/testsuite/awk.tests
+index 64ca9fd..2200488 100755
+--- a/testsuite/awk.tests
++++ b/testsuite/awk.tests
+@@ -463,4 +463,10 @@ testing "awk \"cmd\" | getline" \
+ 	"HELLO\n" \
+ 	'' ''
+ 
++testing 'awk assign while test' \
++	"awk '\$1==\$1=\"foo\" {print \$1}'" \
++	"foo\n" \
++	"" \
++	"foo"
++
+ exit $FAILCOUNT
+-- 
+2.25.1
+

busybox.spec

@@ -4,7 +4,7 @@
 %endif
 
 %if "%{!?RELEASE:1}"
-%define RELEASE 12
+%define RELEASE 13
 %endif
 
 Name: busybox
@@ -26,6 +26,7 @@ Patch6003: backport-CVE-2021-42377.patch
 Patch6004: backport-CVE-2021-42376.patch
 Patch6005: backport-fix-awk-cve.patch
 Patch6006: backport-CVE-2022-28391.patch
+Patch6007: backport-CVE-2022-30065.patch
 
 BuildRoot:      %_topdir/BUILDROOT
 #Dependency
@@ -101,6 +102,12 @@ install -m 644 docs/busybox.dynamic.1 $RPM_BUILD_ROOT/%{_mandir}/man1/busybox.1
 %{_mandir}/man1/busybox.petitboot.1.gz
 
 %changelog
+* Fri Aug 19 2022 jikui <jikui2@huawei.com> - 1:1.31.1-13
+- Type:CVE
+- Id:NA
+- SUG:NA
+- DESC: fix CVE-2022-30065
+
 * Tue Apr 19 2022 jikui <jikui2@huawei.com> - 1:1.31.1-12
 - Type:CVE
 - Id:NA