[openssl/openssl] 4b4819: SMIME_crlf_copy(): check for NULL pointer arguments

[David von Oheimb]

  Branch: refs/heads/openssl-3.0
  Home:   https://github.com/openssl/openssl
  Commit: 4b4819d0a7e0f73369dc147cb781a71723ae7e85
      https://github.com/openssl/openssl/commit/4b4819d0a7e0f73369dc147cb781a71723ae7e85
  Author: Dr. David von Oheimb <David.von.Oheimb at siemens.com>
  Date:   2023-06-01 (Thu, 01 Jun 2023)

  Changed paths:
    M crypto/asn1/asn_mime.c

  Log Message:
  -----------
  SMIME_crlf_copy(): check for NULL pointer arguments

Reviewed-by: Tomas Mraz <tomas at openssl.org>
Reviewed-by: Paul Dale <pauli at openssl.org>
Reviewed-by: David von Oheimb <david.von.oheimb at siemens.com>
(Merged from https://github.com/openssl/openssl/pull/21058)

(cherry picked from commit 23450cfb9204615e97467e8be6a709141523a59e)


  Commit: e66e9520982beac1a6cdfaaf0ff055356e8e6017
      https://github.com/openssl/openssl/commit/e66e9520982beac1a6cdfaaf0ff055356e8e6017
  Author: Dr. David von Oheimb <David.von.Oheimb at siemens.com>
  Date:   2023-06-01 (Thu, 01 Jun 2023)

  Changed paths:
    M crypto/cms/cms_env.c
    M crypto/cms/cms_lib.c

  Log Message:
  -----------
  CMS_ContentInfo_free(): fix mem leak on encrypted content key

Fixes #21026

Reviewed-by: Tomas Mraz <tomas at openssl.org>
Reviewed-by: Paul Dale <pauli at openssl.org>
Reviewed-by: David von Oheimb <david.von.oheimb at siemens.com>
(Merged from https://github.com/openssl/openssl/pull/21058)

(cherry picked from commit 7a1857483938b6b6eec5b8760c68c71a71296cd2)


Compare: https://github.com/openssl/openssl/compare/cb1f87f59d0b...e66e9520982b