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Fix use-after-free with multirange types in CREATE TYPE
authorMichael Paquier <[email protected]>
Wed, 13 Oct 2021 07:38:07 +0000 (16:38 +0900)
committerMichael Paquier <[email protected]>
Wed, 13 Oct 2021 07:38:07 +0000 (16:38 +0900)
commit5b0e7fe1d67235a092be1132bc5c97f1d7f29aaf
tree9d62f6ed0f9834af60b943775d99e450ae8dff35tree
parent780054bf31a0a6ba781f46c454f0116efee8a74ccommit | diff
Fix use-after-free with multirange types in CREATE TYPE

The code was freeing the name of the multirange type function stored in
the parse tree but it should not do that.  Event triggers could for
example look at such a corrupted parsed tree with a ddl_command_end
event.

Author: Alex Kozhemyakin, Sergey Shinderuk
Reviewed-by: Peter Eisentraut, Michael Paquier
Discussion: https://postgr.es/m/d5042d46-b9cd-6efb-219a-71ed0cf45bc8@postgrespro.ru
Backpatch-through: 14
src/backend/commands/typecmds.c diff | blob | blame | history
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