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(parent: e59fcbd) | patch
Avoid potential pfree on NULL on OpenSSL errors
authorDaniel Gustafsson <dgustafsson@postgresql.org>
Fri, 22 Sep 2023 09:18:25 +0000 (11:18 +0200)
committerDaniel Gustafsson <dgustafsson@postgresql.org>
Fri, 22 Sep 2023 09:18:25 +0000 (11:18 +0200)
commit5f3aa309a880bb429c6a648d64e20fbd353fee8a
tree75de702245dd491868393dcebceec0ae6d8aef64tree
parente59fcbd712c777eb2987d7c9ad542a7e817954eccommit | diff
Avoid potential pfree on NULL on OpenSSL errors

Guard against the pointer being NULL before pfreeing upon an error
returned from OpenSSL.  Also handle errors from X509_NAME_print_ex
which can return -1 on memory allocation errors.

Backpatch down to v15 where the code was added.

Author: Sergey Shinderuk <s.shinderuk@postgrespro.ru>
Discussion: https://postgr.es/m/8db5374d-32e0-6abb-d402-40762511eff2@postgrespro.ru
Backpatch-through: v15
src/backend/libpq/be-secure-openssl.c diff | blob | blame | history
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