Crypto/evp: Fix null pointer dereference
authoryuanjungong <yuanjungong96@gmail.com>
Thu, 7 Apr 2022 04:35:59 +0000 (12:35 +0800)
committerPauli <pauli@openssl.org>
Mon, 11 Apr 2022 04:14:30 +0000 (14:14 +1000)
commitaea2d74bdce61c8aaa942cf03fb1ca9761e9f3a8
treea452f57113b979182605ff525a5e68172b67c52e
parent7d486b2c0ea43227b5d9b6d3b66a5f4365ecdbae
Crypto/evp: Fix null pointer dereference

Check the return value of EVP_KDF_fetch to avoid a potential
null pointer dereference.

Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/18062)

(cherry picked from commit 5f1424c6bdca8ddb9d5d88a78a1d738be19c4ea8)
crypto/evp/p5_crpt2.c