firefox/CVE-2023-7104.patch
Jiayi Yin 3f5b6d926c init
2025-03-17 09:32:30 +00:00

39 lines
1.1 KiB
Diff

Origin: https://sqlite.org/src/info/0e4e7a05c4204b47
Index: third_party/sqlite3/src/sqlite3.c
==================================================================
--- a/third_party/sqlite3/src/sqlite3.c
+++ b/third_party/sqlite3/src/sqlite3.c
@@ -3234,19 +3234,23 @@
pIn->iNext += nByte;
}
}
}
if( eType==SQLITE_INTEGER || eType==SQLITE_FLOAT ){
- sqlite3_int64 v = sessionGetI64(aVal);
- if( eType==SQLITE_INTEGER ){
- sqlite3VdbeMemSetInt64(apOut[i], v);
+ if( (pIn->nData-pIn->iNext)<8 ){
+ rc = SQLITE_CORRUPT_BKPT;
}else{
- double d;
- memcpy(&d, &v, 8);
- sqlite3VdbeMemSetDouble(apOut[i], d);
+ sqlite3_int64 v = sessionGetI64(aVal);
+ if( eType==SQLITE_INTEGER ){
+ sqlite3VdbeMemSetInt64(apOut[i], v);
+ }else{
+ double d;
+ memcpy(&d, &v, 8);
+ sqlite3VdbeMemSetDouble(apOut[i], d);
+ }
+ pIn->iNext += 8;
}
- pIn->iNext += 8;
}
}
}
return rc;