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Overview
| Comment: | Fix a potential NULL pointer deference on a corrupt database schema. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
dc61b292d8eaf422ca8a2b18f1caccef |
| User & Date: | drh 2015-04-19 19:21:19 |
References
|
2015-05-20
| ||
| 20:24 | Fix a potential NULL pointer deference on a corrupt database schema. Cherrypick of [dc61b292d8ea]. check-in: 7f3943fb user: dan tags: branch-3.8.6 | |
Context
|
2015-05-20
| ||
| 20:24 | Fix a potential NULL pointer deference on a corrupt database schema. Cherrypick of [dc61b292d8ea]. check-in: 7f3943fb user: dan tags: branch-3.8.6 | |
|
2015-04-19
| ||
| 20:39 | Fix a faulty assert in the schema parsing logic. check-in: b1ed9495 user: drh tags: trunk | |
| 19:21 | Fix a potential NULL pointer deference on a corrupt database schema. check-in: dc61b292 user: drh tags: trunk | |
| 18:32 | Bring comments on the INSERT code generator up-to-date. Fix the INSERT code generator so that it correctly handles inserts from a SELECT into a virtual table with non-terminal hidden columns. check-in: 4ac81fac user: drh tags: trunk | |
Changes
Changes to src/expr.c.
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** ExprList.
*/
u32 sqlite3ExprListFlags(const ExprList *pList){
int i;
u32 m = 0;
if( pList ){
for(i=0; i<pList->nExpr; i++){
m |= pList->a[i].pExpr->flags;
}
}
return m;
}
/*
** These routines are Walker callbacks used to check expressions to
|
> | |
1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 |
** ExprList.
*/
u32 sqlite3ExprListFlags(const ExprList *pList){
int i;
u32 m = 0;
if( pList ){
for(i=0; i<pList->nExpr; i++){
Expr *pExpr = pList->a[i].pExpr;
if( pExpr ) m |= pList->a[i].pExpr->flags;
}
}
return m;
}
/*
** These routines are Walker callbacks used to check expressions to
|
Changes to test/misc1.test.
639 640 641 642 643 644 645 646 647 |
VALUES(0,0x0MATCH#0;
} {1 {near ";": syntax error}}
# 2015-04-15
do_execsql_test misc1-22.1 {
SELECT ""+3 FROM (SELECT ""+5);
} {3}
finish_test
|
> > > > > > > > > > > > > > |
639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 |
VALUES(0,0x0MATCH#0;
} {1 {near ";": syntax error}}
# 2015-04-15
do_execsql_test misc1-22.1 {
SELECT ""+3 FROM (SELECT ""+5);
} {3}
# 2015-04-19: NULL pointer dereference on a corrupt schema
#
do_execsql_test misc1-23.1 {
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;
CREATE TABLE t1(x);
PRAGMA writable_schema=ON;
UPDATE sqlite_master SET sql='CREATE table t(d CHECK(T(#0)';
BEGIN;
CREATE TABLE t2(y);
ROLLBACK;
DROP TABLE IF EXISTS t3;
} {}
finish_test
|