[openssl/openssl] 8547cd: crypto/asn1/a_time.c: Add check for OPENSSL_malloc

[Tomas Mraz]

  Branch: refs/heads/master
  Home:   https://github.openssl.org/openssl/openssl
  Commit: 8547cd6790881cbba0f20aa4ce048243065a24bf
  
https://github.openssl.org/openssl/openssl/commit/8547cd6790881cbba0f20aa4ce048243065a24bf
  Author: Jiasheng Jiang 
  Date:   2022-06-17 (Fri, 17 Jun 2022)

  Changed paths:
M crypto/asn1/a_time.c

  Log Message:
  ---
  crypto/asn1/a_time.c: Add check for OPENSSL_malloc

As the potential failure of the OPENSSL_malloc(),
timestamp_tm could be NULL and be used in ASN1_TIME_to_tm()
without check.
Therefore, it should be better to check the return value of
OPENSSL_malloc() and return error if fails.

Signed-off-by: Jiasheng Jiang 

Reviewed-by: Todd Short 
Reviewed-by: Tomas Mraz 
(Merged from https://github.com/openssl/openssl/pull/18575)

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Build ID: 462403

Analysis Summary:
   New defects found: 0
   Defects eliminated: 0