[release-branch.go1.18] net/http: don't strip whitespace from Transfer-Encoding headers
Do not accept "Transfer-Encoding: \rchunked" as a valid TE header
setting chunked encoding.
Thanks to Zeyu Zhang (https://www.zeyu2001.com/) for identifying
the issue.
For #53188
For CVE-2022-1705
Fixes #53433
Change-Id: I1a16631425159267f2eca68056b057192a7edf6c
Reviewed-on: https://go-review.googlesource.com/c/go/+/409874
Reviewed-by: Roland Shoemaker <roland@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
(cherry picked from commit
e5017a93fcde94f09836200bca55324af037ee5f)
Reviewed-on: https://go-review.googlesource.com/c/go/+/415218
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>