commit | c77980bc077f3774276ab2deba78d8e6bfe4b3bd | [log] [tgz] |
---|---|---|
author | Roland Shoemaker <roland@golang.org> | Wed Jun 09 11:31:27 2021 -0700 |
committer | Dmitri Shuralyov <dmitshur@golang.org> | Mon Jul 12 17:19:11 2021 +0000 |
tree | a2ca6df0c544c5bf9e736c904d143e038df15cbe | |
parent | 3d1d0664a58f376c21ec586bb73a8f451fdfde85 [diff] |
[release-branch.go1.15] crypto/tls: test key type when casting When casting the certificate public key in generateClientKeyExchange, check the type is appropriate. This prevents a panic when a server agrees to a RSA based key exchange, but then sends an ECDSA (or other) certificate. Updates #47143 Fixes #47144 Fixes CVE-2021-34558 Thanks to Imre Rad for reporting this issue. Change-Id: Iabccacca6052769a605cccefa1216a9f7b7f6aea Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1116723 Reviewed-by: Filippo Valsorda <valsorda@google.com> Reviewed-by: Katie Hockman <katiehockman@google.com> Reviewed-on: https://go-review.googlesource.com/c/go/+/334030 Trust: Filippo Valsorda <filippo@golang.org> Run-TryBot: Filippo Valsorda <filippo@golang.org> Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
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