2 files changed, 44 insertions, 0 deletions

diff --git a/meta/recipes-sato/webkit/webkitgtk/CVE-2022-46691.patch b/meta/recipes-sato/webkit/webkitgtk/CVE-2022-46691.patch
new file mode 100644
index 0000000000..ff9df40433
--- /dev/null
+++ b/meta/recipes-sato/webkit/webkitgtk/CVE-2022-46691.patch
@@ -0,0 +1,43 @@
+From fd57a49d07c9c285780495344073350182fd7c7c Mon Sep 17 00:00:00 2001
+From: Yijia Huang <hyjorc1@gmail.com>
+Date: Mon, 10 Oct 2022 15:42:34 -0700
+Subject: [PATCH] [JSC] Should model BigInt with side effects
+ https://bugs.webkit.org/show_bug.cgi?id=246291 rdar://100494823
+
+Reviewed by Yusuke Suzuki.
+
+Operations with two BigInt operands have side effects,
+which should not be hoisted from loops.
+
+* Source/JavaScriptCore/dfg/DFGClobberize.cpp:
+(JSC::DFG::doesWrites):
+* Source/JavaScriptCore/dfg/DFGClobberize.h:
+(JSC::DFG::clobberize):
+
+Canonical link: https://commits.webkit.org/255368@main
+
+CVE: CVE-2022-46691
+
+Upstream-Status: Backport
+[https://github.com/WebKit/WebKit/commit/fd57a49d07c9c285780495344073350182fd7c7c]
+
+Signed-off-by: Yogita Urade <yogita.urade@windriver.com>
+---
+ Source/JavaScriptCore/dfg/DFGClobberize.h | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/Source/JavaScriptCore/dfg/DFGClobberize.h b/Source/JavaScriptCore/dfg/DFGClobberize.h
+index 0363ab20dcd8..4b1bcfea1fd7 100644
+--- a/Source/JavaScriptCore/dfg/DFGClobberize.h
++++ b/Source/JavaScriptCore/dfg/DFGClobberize.h
+@@ -811,6 +811,8 @@ void clobberize(Graph& graph, Node* node, const ReadFunctor& read, const WriteFu
+     case ValueBitRShift:
+         // FIXME: this use of single-argument isBinaryUseKind would prevent us from specializing (for example) for a HeapBigInt left-operand and a BigInt32 right-operand.
+         if (node->isBinaryUseKind(AnyBigIntUse) || node->isBinaryUseKind(BigInt32Use) || node->isBinaryUseKind(HeapBigIntUse)) {
++            read(World);
++            write(SideState);
+             def(PureValue(node));
+             return;
+         }
+--
+2.40.0
diff --git a/meta/recipes-sato/webkit/webkitgtk_2.36.8.bb b/meta/recipes-sato/webkit/webkitgtk_2.36.8.bb
index 1dac4f5677..02258f84e4 100644
--- a/meta/recipes-sato/webkit/webkitgtk_2.36.8.bb
+++ b/meta/recipes-sato/webkit/webkitgtk_2.36.8.bb
@@ -17,6 +17,7 @@ SRC_URI = "https://www.webkitgtk.org/releases/${BP}.tar.xz \
            file://0001-When-building-introspection-files-do-not-quote-CFLAG.patch \
            file://CVE-2022-32888.patch \
            file://CVE-2022-32923.patch \
+           file://CVE-2022-46691.patch \
            "
 SRC_URI[sha256sum] = "0ad9fb6bf28308fe3889faf184bd179d13ac1b46835d2136edbab2c133d00437"