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-rw-r--r--system/lua5.3/APKBUILD10
-rw-r--r--system/lua5.3/CVE-2019-6706.patch27
2 files changed, 35 insertions, 2 deletions
diff --git a/system/lua5.3/APKBUILD b/system/lua5.3/APKBUILD
index 1589f14d1..9a90fc7c9 100644
--- a/system/lua5.3/APKBUILD
+++ b/system/lua5.3/APKBUILD
@@ -3,7 +3,7 @@ pkgname=lua5.3
_pkgname=lua
pkgver=5.3.5
_luaver=${pkgname#lua}
-pkgrel=0
+pkgrel=1
pkgdesc="Light-weight programming language"
url="https://www.lua.org/"
arch="all"
@@ -17,9 +17,14 @@ source="https://www.lua.org/ftp/$_pkgname-$pkgver.tar.gz
lua-5.3-make.patch
lua-5.3-module_paths.patch
linenoise.patch
+ CVE-2019-6706.patch
"
builddir="$srcdir/$_pkgname-$pkgver"
+# secfixes: lua
+# 5.3.5-r1:
+# - CVE-2019-6706.patch
+
prepare() {
default_prepare
cd "$builddir"
@@ -134,4 +139,5 @@ libs() {
sha512sums="4f9516acc4659dfd0a9e911bfa00c0788f0ad9348e5724fe8fb17aac59e9c0060a64378f82be86f8534e49c6c013e7488ad17321bafcc787831d3d67406bd0f4 lua-5.3.5.tar.gz
1bc6c623024c1738155b30ff9c0edcce0f336edc25aa20c3a1400c859421ea2015d75175cce8d515e055ac3e96028426b74812e04022af18a0ed4c4601556027 lua-5.3-make.patch
bc68772390dc8d8940176af0b9fbacc0af61891b5d27de5f1466a4e7f9b3291a1c08ba5add829bc96b789a53fa5ec2dadaa096ca6eabe54ec27724fa2810940f lua-5.3-module_paths.patch
-49880d1131b7bd2a3169a26f401769a91d9a6a62cefe68aa5a89097139289588b7ef753535a2d0ba7f45c0369c760554940fd810716b7b1353deace32432fcfe linenoise.patch"
+49880d1131b7bd2a3169a26f401769a91d9a6a62cefe68aa5a89097139289588b7ef753535a2d0ba7f45c0369c760554940fd810716b7b1353deace32432fcfe linenoise.patch
+77755c083630d48404178012d5947230675311a15f0f5e30efa72004edf3124615fa9080b739240213c013efb015689e09ee653a41d560964a3df78a8fe0fd8d CVE-2019-6706.patch"
diff --git a/system/lua5.3/CVE-2019-6706.patch b/system/lua5.3/CVE-2019-6706.patch
new file mode 100644
index 000000000..c35f81a4a
--- /dev/null
+++ b/system/lua5.3/CVE-2019-6706.patch
@@ -0,0 +1,27 @@
+Lifted from Ubuntu:
+
+https://launchpad.net/ubuntu/+archive/primary/+sourcefiles/lua5.3/5.3.3-1.1ubuntu1/lua5.3_5.3.3-1.1ubuntu1.debian.tar.xz
+0c7d89b1413cc55f3aff5bbd40e5726b7d69b856befbbf32f00f58588dc4ce81
+
+--- a/src/lapi.c
++++ b/src/lapi.c
+@@ -1285,14 +1285,14 @@ LUA_API void *lua_upvalueid (lua_State *
+
+ LUA_API void lua_upvaluejoin (lua_State *L, int fidx1, int n1,
+ int fidx2, int n2) {
+- LClosure *f1;
+- UpVal **up1 = getupvalref(L, fidx1, n1, &f1);
++ UpVal **up1 = getupvalref(L, fidx1, n1, NULL); /* the last parameter not needed */
+ UpVal **up2 = getupvalref(L, fidx2, n2, NULL);
++ if (*up1 == *up2) return; /* Already joined */
++ (*up2)->refcount++;
++ if (upisopen(*up2)) (*up2)->u.open.touched = 1;
++ luaC_upvalbarrier(L, *up2);
+ luaC_upvdeccount(L, *up1);
+ *up1 = *up2;
+- (*up1)->refcount++;
+- if (upisopen(*up1)) (*up1)->u.open.touched = 1;
+- luaC_upvalbarrier(L, *up1);
+ }
+
+