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authorMike Kaganski <mike.kaganski@collabora.com>2024-03-06 16:06:40 +0600
committerMike Kaganski <mike.kaganski@collabora.com>2024-03-11 04:43:28 +0100
commit1ac5353bbb25bd9ff0ab0e157b3dbd0da325480a (patch)
tree540dc6574b0d1b2e67afee3d670b8805493f28fa /sw/source/uibase/uno/unotxvw.cxx
parente2bfc34d146806a8f96be0cd2323d716f12cba4e (diff)
Use weak reference to SfxObjectShell in SfxEventHint to avoid use-after-free
The events may be processed after the shell has been destroyed. This is happening reliably after commit e2bfc34d146806a8f96be0cd2323d716f12cba4e (Reimplement OleComponentNative_Impl to use IGlobalInterfaceTable, 2024-03-11) when controlling LibreOffice from external Java scripts; but obviously, it could happen before as well. Now SotObject inherits from cppu::OWeakObject, instead of SvRefBase. Change-Id: I73a3531499a3068c801c98f40de39bdf8ad90b2b Reviewed-on: https://gerrit.libreoffice.org/c/core/+/164458 Tested-by: Mike Kaganski <mike.kaganski@collabora.com> Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
Diffstat (limited to 'sw/source/uibase/uno/unotxvw.cxx')
-rw-r--r--sw/source/uibase/uno/unotxvw.cxx4
1 files changed, 2 insertions, 2 deletions
diff --git a/sw/source/uibase/uno/unotxvw.cxx b/sw/source/uibase/uno/unotxvw.cxx
index a859e4ec5657..fd6e6fdf8bb6 100644
--- a/sw/source/uibase/uno/unotxvw.cxx
+++ b/sw/source/uibase/uno/unotxvw.cxx
@@ -604,8 +604,8 @@ SfxObjectShellLock SwXTextView::BuildTmpSelectionDoc()
{
SwWrtShell& rOldSh = m_pView->GetWrtShell();
SfxPrinter *pPrt = rOldSh.getIDocumentDeviceAccess().getPrinter( false );
- SwDocShell* pDocSh;
- SfxObjectShellLock xDocSh( pDocSh = new SwDocShell(SfxObjectCreateMode::STANDARD) );
+ rtl::Reference<SwDocShell> pDocSh = new SwDocShell(SfxObjectCreateMode::STANDARD);
+ SfxObjectShellLock xDocSh(pDocSh.get());
xDocSh->DoInitNew();
SwDoc *const pTempDoc( pDocSh->GetDoc() );
// #i103634#, #i112425#: do not expand numbering and fields on PDF export