| From 423d82ac8c7c545e8eac6f70a3e5e92208b7d991 Mon Sep 17 00:00:00 2001 |
| From: Andy Shaw <andy.shaw@qt.io> |
| Date: Tue, 21 Jan 2020 15:15:00 +0100 |
| Subject: [PATCH] Fix CVE-2019-19880 in SQLite |
| |
| Fixes: QTBUG-81565 |
| Change-Id: I6bf2364e696315e5262d1abfa2f0b6947f14a33b |
| --- |
| src/3rdparty/sqlite/sqlite3.c | 2 ++ |
| 1 file changed, 2 insertions(+) |
| |
| diff --git a/src/3rdparty/sqlite/sqlite3.c b/src/3rdparty/sqlite/sqlite3.c |
| index d5b43857ad..cd1a4d5221 100644 |
| --- a/src/3rdparty/sqlite/sqlite3.c |
| +++ b/src/3rdparty/sqlite/sqlite3.c |
| @@ -147620,9 +147620,11 @@ static ExprList *exprListAppendList( |
| int nInit = pList ? pList->nExpr : 0; |
| for(i=0; i<pAppend->nExpr; i++){ |
| Expr *pDup = sqlite3ExprDup(pParse->db, pAppend->a[i].pExpr, 0); |
| + assert( pDup==0 || !ExprHasProperty(pDup, EP_MemToken) ); |
| if( bIntToNull && pDup && pDup->op==TK_INTEGER ){ |
| pDup->op = TK_NULL; |
| pDup->flags &= ~(EP_IntValue|EP_IsTrue|EP_IsFalse); |
| + pDup->u.zToken = 0; |
| } |
| pList = sqlite3ExprListAppend(pParse, pList, pDup); |
| if( pList ) pList->a[nInit+i].sortFlags = pAppend->a[i].sortFlags; |
| -- |
| 2.21.0 (Apple Git-122.2) |
| |