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golang: CVE-2022-27664 net/http: handle server errors after sending GOAWAY

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Source: https://github.com/golang/go
MR: 121912
Type: Security Fix
Disposition: Backport from https://github.com/golang/go/commit/5bc9106458fc07851ac324a4157132a91b1f3479
ChangeID: 0b76a92a774279d7bffc9d6fa05564dfd8371e8c
Description:
	 CVE-2022-27664 golang: net/http: handle server errors after sending GOAWAY.

(From OE-Core rev: 4e2f723a4288ad4839fac2769e487612252b1d40)

Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Hitendra Prajapati
2022-09-29 18:09:36 +05:30
committed by Richard Purdie
parent f50439feb5
commit 95ba88b935
2 changed files with 69 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
meta/recipes-devtools/go/go-1.14.inc
+1
View File
@@ -36,6 +36,7 @@ SRC_URI += "\
file://CVE-2021-36221.patch \
file://CVE-2021-39293.patch \
file://CVE-2021-41771.patch \
file://CVE-2022-27664.patch \
"
SRC_URI_append_libc-musl = " file://0009-ld-replace-glibc-dynamic-linker-with-musl.patch"
meta/recipes-devtools/go/go-1.14/CVE-2022-27664.patch
+68
View File
@@ -0,0 +1,68 @@
From 48c9076dcfc2dc894842ff758c8cfae7957c9565 Mon Sep 17 00:00:00 2001
From: Hitendra Prajapati <hprajapati@mvista.com>
Date: Thu, 29 Sep 2022 17:06:18 +0530
Subject: [PATCH] CVE-2022-27664
Upstream-Status: Backport [https://github.com/golang/go/commit/5bc9106458fc07851ac324a4157132a91b1f3479]
CVE: CVE-2022-27664
Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
---
src/net/http/h2_bundle.go | 21 +++++++++++++--------
1 file changed, 13 insertions(+), 8 deletions(-)
diff --git a/src/net/http/h2_bundle.go b/src/net/http/h2_bundle.go
index 65d851d..83f2a72 100644
--- a/src/net/http/h2_bundle.go
+++ b/src/net/http/h2_bundle.go
@@ -3254,10 +3254,11 @@ var (
// name (key). See httpguts.ValidHeaderName for the base rules.
//
// Further, http2 says:
-// "Just as in HTTP/1.x, header field names are strings of ASCII
-// characters that are compared in a case-insensitive
-// fashion. However, header field names MUST be converted to
-// lowercase prior to their encoding in HTTP/2. "
+//
+// "Just as in HTTP/1.x, header field names are strings of ASCII
+// characters that are compared in a case-insensitive
+// fashion. However, header field names MUST be converted to
+// lowercase prior to their encoding in HTTP/2. "
func http2validWireHeaderFieldName(v string) bool {
if len(v) == 0 {
return false
@@ -3446,8 +3447,8 @@ func (s *http2sorter) SortStrings(ss []string) {
// validPseudoPath reports whether v is a valid :path pseudo-header
// value. It must be either:
//
-// *) a non-empty string starting with '/'
-// *) the string '*', for OPTIONS requests.
+// *) a non-empty string starting with '/'
+// *) the string '*', for OPTIONS requests.
//
// For now this is only used a quick check for deciding when to clean
// up Opaque URLs before sending requests from the Transport.
@@ -4897,6 +4898,9 @@ func (sc *http2serverConn) startGracefulShutdownInternal() {
func (sc *http2serverConn) goAway(code http2ErrCode) {
sc.serveG.check()
if sc.inGoAway {
+ if sc.goAwayCode == http2ErrCodeNo {
+ sc.goAwayCode = code
+ }
return
}
sc.inGoAway = true
@@ -6091,8 +6095,9 @@ func (rws *http2responseWriterState) writeChunk(p []byte) (n int, err error) {
// prior to the headers being written. If the set of trailers is fixed
// or known before the header is written, the normal Go trailers mechanism
// is preferred:
-// https://golang.org/pkg/net/http/#ResponseWriter
-// https://golang.org/pkg/net/http/#example_ResponseWriter_trailers
+//
+// https://golang.org/pkg/net/http/#ResponseWriter
+// https://golang.org/pkg/net/http/#example_ResponseWriter_trailers
const http2TrailerPrefix = "Trailer:"
// promoteUndeclaredTrailers permits http.Handlers to set trailers
--
2.25.1