Re: [sqlite] 回复： stack-overflow issue in fts4 module

2019-11-25 Thread Richard Hipp
On 11/25/19, OBones wrote: > Maybe I'm completely wrong, but using t0 both as the name of the virtual > table and the source for its content seems to me like the perfect > condition to create a infinite recursion. You are exactly correct in diagnosing the problem. This is an attack that we

Re: [sqlite] 回复： stack-overflow issue in fts4 module

2019-11-25 Thread OBones
林性伟(林以) wrote: Hi, Sorry to make you inconvenient. poc, test.sql: CREATE VIRTUAL TABLE t0 USING fts4(content=t0,0); SELECT count() FROM t0(0); Maybe I'm completely wrong, but using t0 both as the name of the virtual table and the source for its content seems to me like the perfect condition

[sqlite] 回复： stack-overflow issue in fts4 module

2019-11-21 Thread 林性伟(林以)
Hi, Sorry to make you inconvenient. poc, test.sql: CREATE VIRTUAL TABLE t0 USING fts4(content=t0,0); SELECT count() FROM t0(0); Full asan bt: $ ./sqlite3 SQLite version 3.31.0 2019-11-19 21:22:16 Enter ".help" for usage hints. Connected to a transient in-memory database. Use ".open FILENAME" to