From ecca5a164ebb858f6ec429af9b318e7435f1f516 Mon Sep 17 00:00:00 2001
From: Johann150 <johann.galle@protonmail.com>
Date: Sun, 25 Jun 2023 18:41:08 +0200
Subject: [PATCH] client: always forbid MFM overflow

Some MFM overlays UI components. This should remove any possibility that
rendered MFM escapes a Note's body.

Changelog: Changed
---
 .../client/src/components/global/misskey-flavored-markdown.vue  | 1 +
 packages/client/src/components/mfm.ts                           | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/client/src/components/global/misskey-flavored-markdown.vue b/packages/client/src/components/global/misskey-flavored-markdown.vue
index eb0c5f34b..d3d381521 100644
--- a/packages/client/src/components/global/misskey-flavored-markdown.vue
+++ b/packages/client/src/components/global/misskey-flavored-markdown.vue
@@ -175,6 +175,7 @@ withDefaults(defineProps<{
 <style lang="scss" scoped>
 .havbbuyv {
 	white-space: pre-wrap;
+	overflow: hidden;
 
 	&.nowrap {
 		white-space: pre;
diff --git a/packages/client/src/components/mfm.ts b/packages/client/src/components/mfm.ts
index 2d04a9731..bc893c16b 100644
--- a/packages/client/src/components/mfm.ts
+++ b/packages/client/src/components/mfm.ts
@@ -334,6 +334,6 @@ export default defineComponent({
 		}).flat();
 
 		// Parse ast to DOM
-		return h('span', genEl(ast));
+		return h('div', genEl(ast));
 	},
 });