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Check that a TLSv1.3 encrypted message has an app data content type

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Reviewed-by: Tim Hudson <tjh@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3436)
This commit is contained in:
Matt Caswell 2017-05-11 10:16:08 +01:00
parent 2d871227fa
commit 3c544acc38
1 changed files with 2 additions and 1 deletions
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3
ssl/record/ssl3_record.c
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@ -618,7 +618,8 @@ int ssl3_get_record(SSL *s)
if (SSL_IS_TLS13(s) && s->enc_read_ctx != NULL) {
size_t end;
if (thisrr->length == 0) {
if (thisrr->length == 0
|| thisrr->type != SSL3_RT_APPLICATION_DATA) {
al = SSL_AD_UNEXPECTED_MESSAGE;
SSLerr(SSL_F_SSL3_GET_RECORD, SSL_R_BAD_RECORD_TYPE);
goto f_err;