tree 71abde9eaef98e22f4535a84e36545cac775ca5e
parent 88194ad8ab44a02ea952c169883c3f57db6cf9f4
author Damien Neil <dneil@google.com> 1696611079 -0700
committer Gopher Robot <gobot@golang.org> 1696952719 +0000

http2: limit maximum handler goroutines to MaxConcurrentStreams

When the peer opens a new stream while we have MaxConcurrentStreams
handler goroutines running, defer starting a handler until one
of the existing handlers exits.

Fixes golang/go#63417
Fixes CVE-2023-39325

Change-Id: If0531e177b125700f3e24c5ebd24b1023098fa6d
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/2045854
TryBot-Result: Security TryBots <security-trybots@go-security-trybots.iam.gserviceaccount.com>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Tatiana Bradley <tatianabradley@google.com>
Run-TryBot: Damien Neil <dneil@google.com>
Reviewed-on: https://go-review.googlesource.com/c/net/+/534215
Reviewed-by: Michael Pratt <mpratt@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Damien Neil <dneil@google.com>