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Wayland screensharing: avoid potential crash when cursor metadata are not set

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This commit is contained in:
Jan Grulich 2022-03-30 12:14:50 +02:00
parent 32ae24f618
commit 70203c58f5
2 changed files with 5 additions and 2 deletions
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5
firefox.spec
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@ -163,7 +163,7 @@ ExcludeArch: aarch64
Summary: Mozilla Firefox Web browser Summary: Mozilla Firefox Web browser
Name: firefox Name: firefox
Version: 98.0 Version: 98.0
Release: 3%{?pre_tag}%{?dist} Release: 4%{?pre_tag}%{?dist}
URL: https://www.mozilla.org/firefox/ URL: https://www.mozilla.org/firefox/
License: MPLv1.1 or GPLv2+ or LGPLv2+ License: MPLv1.1 or GPLv2+ or LGPLv2+
Source0: https://archive.mozilla.org/pub/firefox/releases/%{version}%{?pre_version}/source/firefox-%{version}%{?pre_version}.source.tar.xz Source0: https://archive.mozilla.org/pub/firefox/releases/%{version}%{?pre_version}/source/firefox-%{version}%{?pre_version}.source.tar.xz
@ -1079,6 +1079,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
#--------------------------------------------------------------------- #---------------------------------------------------------------------
%changelog %changelog
* Wed Mar 30 2022 Jan Grulich <jgrulich@redhat.com> - 98.0-4
- Wayland screensharing: avoid potential crash when cursor metadata are not set
* Wed Mar 16 2022 Martin Stransky <stransky@redhat.com> - 98.0-3 * Wed Mar 16 2022 Martin Stransky <stransky@redhat.com> - 98.0-3
- Added a workaround for rhbz#2063961 - Added a workaround for rhbz#2063961

2
libwebrtc-screen-cast-sync.patch
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@ -9344,7 +9344,7 @@ index 0000000..c6ba661
+ const struct spa_meta_cursor* cursor = + const struct spa_meta_cursor* cursor =
+ static_cast<struct spa_meta_cursor*>(spa_buffer_find_meta_data( + static_cast<struct spa_meta_cursor*>(spa_buffer_find_meta_data(
+ spa_buffer, SPA_META_Cursor, sizeof(*cursor))); + spa_buffer, SPA_META_Cursor, sizeof(*cursor)));
+ if (spa_meta_cursor_is_valid(cursor)) { + if (cursor && spa_meta_cursor_is_valid(cursor)) {
+ struct spa_meta_bitmap* bitmap = nullptr; + struct spa_meta_bitmap* bitmap = nullptr;
+ +
+ if (cursor->bitmap_offset) + if (cursor->bitmap_offset)