Merge remote-tracking branch 'public/pr/1955' into iotssl-165-dtls-hs-fragmentation-new

* public/pr/1955:
  Adapt ChangeLog
  Fix overly strict bounds check in ssl_parse_certificate_request()
This commit is contained in:
Manuel Pégourié-Gonnard 2018-08-17 10:49:47 +02:00
commit 3879fdfece
2 changed files with 4 additions and 1 deletions

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@ -18,6 +18,9 @@ Bugfix
* Fix a miscalculation of the maximum record expansion in
mbedtls_ssl_get_record_expansion() in case of ChachaPoly ciphersuites,
or CBC ciphersuites in (D)TLS versions 1.1 or higher. Fixes #1913, #1914.
* Fix overly strict bounds check in ssl_parse_certificate_request()
which could lead to valid CertificateRequest messages being rejected.
Fixes #1954.
Changes
* Copy headers preserving timestamps when doing a "make install".

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@ -2730,7 +2730,7 @@ static int ssl_parse_certificate_request( mbedtls_ssl_context *ssl )
* therefore the buffer length at this point must be greater than that
* regardless of the actual code path.
*/
if( ssl->in_hslen <= mbedtls_ssl_hs_hdr_len( ssl ) + 3 + n )
if( ssl->in_hslen <= mbedtls_ssl_hs_hdr_len( ssl ) + 2 + n )
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad certificate request message" ) );
mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,