CVE-2016-7543
---
 main/bash/APKBUILD            | 12 ++++++++----
 main/bash/CVE-2016-7543.patch | 19 +++++++++++++++++++
 2 files changed, 27 insertions(+), 4 deletions(-)
 create mode 100644 main/bash/CVE-2016-7543.patch

diff --git a/main/bash/APKBUILD b/main/bash/APKBUILD
index b3cda04..67821d7 100644
--- a/main/bash/APKBUILD
+++ b/main/bash/APKBUILD
@@ -4,7 +4,7 @@ pkgver=4.3.30
 _patchlevel=${pkgver##*.}
 _myver=${pkgver%.*}
 _patchbase=${_myver/./}
-pkgrel=0
+pkgrel=1
 pkgdesc="The GNU Bourne Again shell"
 url="http://www.gnu.org/software/bash/bash.html"
 arch="all"
@@ -15,6 +15,7 @@ subpackages="$pkgname-doc"
 source="http://ftp.gnu.org/gnu/bash/bash-${_myver}.tar.gz
 	bash-noinfo.patch
 	privmode-setuid-fail.patch
+	CVE-2016-7543.patch
 	"
 # generate url's to patches. note: no forks allowed!
 _i=1
@@ -26,10 +27,10 @@ while [ $_i -le $_patchlevel ]; do
 	_i=$(( $_i + 1))
 done
 
-_builddir="$srcdir"/$pkgname-$_myver
+builddir="$srcdir"/$pkgname-$_myver
 prepare() {
 	local p
-	cd "$_builddir"
+	cd "$builddir"
 	update_config_sub || return 1
 	for p in $source; do
 		case $p in
@@ -42,7 +43,7 @@ prepare() {
 }
 
 build() {
-	cd "$_builddir"
+	cd "$builddir"
 	./configure \
 		--build=$CBUILD \
 		--host=$CHOST \
@@ -70,6 +71,7 @@ package() {
 md5sums="81348932d5da294953e15d4814c74dd1  bash-4.3.tar.gz
 80fec5f3d60a63756a4999c877e31a8e  bash-noinfo.patch
 a577d42e38249d298d6a8d4bf2823883  privmode-setuid-fail.patch
+7813a0639fc2958f23469ccab204a8f0  CVE-2016-7543.patch
 1ab682b4e36afa4cf1b426aa7ac81c0d  bash43-001
 8fc22cf50ec85da00f6af3d66f7ddc1b  bash43-002
 a41728eca78858758e26b5dea64ae506  bash43-003
@@ -103,6 +105,7 @@ efb709fdb1368945513de23ccbfae053  bash43-030"
 sha256sums="afc687a28e0e24dc21b988fa159ff9dbcf6b7caa92ade8645cc6d5605cd024d4  bash-4.3.tar.gz
 363bc919d98cadbfca27660be0d1d4bb6cfe1c5f86a7830966e456df36e46792  bash-noinfo.patch
 6bc2d4e48ad05fb3c8aac120a012baf1911f6522464ed18c8232b111a40b7901  privmode-setuid-fail.patch
+690e6d0366bf2d717f59fac770a37bf26929950a6f380e1984677737e4d658da  CVE-2016-7543.patch
 ecb3dff2648667513e31554b3ad054ccd89fce38e33367c9459ac3a285153742  bash43-001
 eee7cd7062ab29a9e4f02924d9c367264dcb8b162703f74ff6eb8f175a91502b  bash43-002
 000e6eac50cd9053ce0630db01239dcdead04a2c2c351c47e2b51dac1ac1087d  bash43-003
@@ -136,6 +139,7 @@ e8b0dbed4724fa7b9bd8ff77d12c7f03da0fbfc5f8251ef5cb8511eb082b469d  bash43-028
 sha512sums="a852b8e46ee55568dce9d23a30a9dbd1c770c2d2a4bc91e1c3177d723b31b32c5d69d19704a93f165891b409b9dd2cc65723372044e2bd0ee49ed59a11512651  bash-4.3.tar.gz
 74d51550cc03410f22ffea13f6452350d1e5564bff619fb07a5bbef14ca565fbe03770a2c0041292732cda16e8944b33ccbd0dfe29a606a068fedabe277cd6ae  bash-noinfo.patch
 c5804ace658f9d7f957d4b98bebab4d8eb0ba3dd2dd155a480c7f9b0f17b06ced344b4b4c9f52ef1d5c0cabb047bce5237c350f53b95cf6c95e156ab4ab9e8a9  privmode-setuid-fail.patch
+00fe0c0b30122f3de543a7b2a609e277db05d5e5fce58eabb052deb2788d579e90a14c362f5e889fc8e0168b82ad4555eb0d38ba3b300aac54432453a83daded  CVE-2016-7543.patch
 a1011392652180a28f9837af4a341a80beb929c1458e2384e282f0007713c5fe8d0b315abf1340b3707748d3caed322135dee87b59eeb7612ee5130f87d79888  bash43-001
 e3178c85f553522d5d1c5fd39e76f015b680a8ccc84836a5e10283b2aed6e5b7cc3d23af0e67a270b7622dce0abf35dd8a95afa9bb6f89b73a9439f7435175a4  bash43-002
 dc2c5fad8d357d1301e419afd959dfaf015a63172857080c11f77ab1bb7d1d737f411eb0e70a861f98a36bed1b19edb7217a4fa9f4773e21706b62dc56ec3464  bash43-003
diff --git a/main/bash/CVE-2016-7543.patch b/main/bash/CVE-2016-7543.patch
new file mode 100644
index 0000000..69686a1
--- /dev/null
+++ b/main/bash/CVE-2016-7543.patch
@@ -0,0 +1,19 @@
+CVE-2016-7543
+http://lists.gnu.org/archive/html/bug-bash/2016-10/msg00009.html
+
+diff -ru variables.c.orig variables.c
+--- variables.c.orig
++++ variables.c
+@@ -495,7 +495,11 @@
+ #endif
+       set_if_not ("PS2", secondary_prompt);
+     }
+-  set_if_not ("PS4", "+ ");
++
++  if (current_user.euid == 0)
++    bind_variable ("PS4", "+ ", 0);
++  else
++    set_if_not ("PS4", "+ ");
+
+   /* Don't allow IFS to be imported from the environment. */
+   temp_var = bind_variable ("IFS", " \t\n", 0);
-- 
2.2.1



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