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XLogInsert() of dangling pointer while logging replica identity - Mailing list pgsql-hackers

From Stas Kelvich
Subject XLogInsert() of dangling pointer while logging replica identity
Date
Msg-id 085C8825-AD86-4E93-AF80-E26CDF03D1EA@postgrespro.ru
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Responses Re: XLogInsert() of dangling pointer while logging replica identity  (Michael Paquier <michael@paquier.xyz>)
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Hi, hackers.

  It seems that heapam.c:3082 calls XLogRegisterData() with an argument
allocated on stack, but following call to XLogInsert() happens after
end of context for that variable.
  Issue spotted by clang's AddressSanitizer. Fix attached.

--
Stas Kelvich
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company
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