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(parent: 227c7cf) | 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)
commitf720875a4670f94c6d8acd288a2a62c7cabb92dd
treeab1069c4078d97988107353ca8a721e3d60a7aa2tree
parent227c7cf15602fa21af7eea1bd11375b7572649e3commit | 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 also 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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