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Fix a theoretical OOB memory access in sqlite3_stmt_scanstatus_v2().

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FossilOrigin-Name: 87be9580747b405c2c534beadb0f95cee0d4f34e0245f90e157a6b7ada38e092
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dan
2024-03-25 18:30:15 +00:00
parent 791b6f36cc
commit eb5bd4db91
4 changed files with 22 additions and 10 deletions
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11
test/scanstatus2.test
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@ -328,6 +328,17 @@ QUERY (nCycle=nnn)
--SCAN xy2 (nCycle=nnn)
}
#-------------------------------------------------------------------------
reset_db
# Check that an OOB parameter (45) does not cause asan or valgrind errors.
#
do_test 7.0 {
db eval {SELECT * FROM sqlite_schema}
set stmt [db version -last-stmt-ptr]
sqlite3_stmt_scanstatus -flags complex $stmt 1000000
} {}
#explain_i { SELECT (a % 2), group_concat(b) FROM t1 GROUP BY 1 }
#puts_debug_info { SELECT (a % 2), group_concat(b) FROM t1 GROUP BY 1 }