TUN-8052: Update go to 1.21.5

Also update golang.org/x/net and google.golang.org/grpc to fix vulnerabilities,
although cloudflared is using them in a way that is not exposed to those risks
This commit is contained in:
Chung-Ting
2023-12-11 11:58:19 +00:00
parent b901d73d9b
commit 12dd91ada1
974 changed files with 28780 additions and 25799 deletions

View File

@@ -10,7 +10,6 @@ import (
"fmt"
"io"
"math"
"strings"
"sync"
_ "crypto/sha1"
@@ -49,7 +48,8 @@ var supportedKexAlgos = []string{
// P384 and P521 are not constant-time yet, but since we don't
// reuse ephemeral keys, using them for ECDH should be OK.
kexAlgoECDH256, kexAlgoECDH384, kexAlgoECDH521,
kexAlgoDH14SHA256, kexAlgoDH14SHA1, kexAlgoDH1SHA1,
kexAlgoDH14SHA256, kexAlgoDH16SHA512, kexAlgoDH14SHA1,
kexAlgoDH1SHA1,
}
// serverForbiddenKexAlgos contains key exchange algorithms, that are forbidden
@@ -59,8 +59,9 @@ var serverForbiddenKexAlgos = map[string]struct{}{
kexAlgoDHGEXSHA256: {}, // server half implementation is only minimal to satisfy the automated tests
}
// preferredKexAlgos specifies the default preference for key-exchange algorithms
// in preference order.
// preferredKexAlgos specifies the default preference for key-exchange
// algorithms in preference order. The diffie-hellman-group16-sha512 algorithm
// is disabled by default because it is a bit slower than the others.
var preferredKexAlgos = []string{
kexAlgoCurve25519SHA256, kexAlgoCurve25519SHA256LibSSH,
kexAlgoECDH256, kexAlgoECDH384, kexAlgoECDH521,
@@ -70,12 +71,12 @@ var preferredKexAlgos = []string{
// supportedHostKeyAlgos specifies the supported host-key algorithms (i.e. methods
// of authenticating servers) in preference order.
var supportedHostKeyAlgos = []string{
CertAlgoRSASHA512v01, CertAlgoRSASHA256v01,
CertAlgoRSASHA256v01, CertAlgoRSASHA512v01,
CertAlgoRSAv01, CertAlgoDSAv01, CertAlgoECDSA256v01,
CertAlgoECDSA384v01, CertAlgoECDSA521v01, CertAlgoED25519v01,
KeyAlgoECDSA256, KeyAlgoECDSA384, KeyAlgoECDSA521,
KeyAlgoRSASHA512, KeyAlgoRSASHA256,
KeyAlgoRSASHA256, KeyAlgoRSASHA512,
KeyAlgoRSA, KeyAlgoDSA,
KeyAlgoED25519,
@@ -85,7 +86,7 @@ var supportedHostKeyAlgos = []string{
// This is based on RFC 4253, section 6.4, but with hmac-md5 variants removed
// because they have reached the end of their useful life.
var supportedMACs = []string{
"hmac-sha2-512-etm@openssh.com", "hmac-sha2-256-etm@openssh.com", "hmac-sha2-256", "hmac-sha2-512", "hmac-sha1", "hmac-sha1-96",
"hmac-sha2-256-etm@openssh.com", "hmac-sha2-512-etm@openssh.com", "hmac-sha2-256", "hmac-sha2-512", "hmac-sha1", "hmac-sha1-96",
}
var supportedCompressions = []string{compressionNone}
@@ -119,6 +120,21 @@ func algorithmsForKeyFormat(keyFormat string) []string {
}
}
// isRSA returns whether algo is a supported RSA algorithm, including certificate
// algorithms.
func isRSA(algo string) bool {
algos := algorithmsForKeyFormat(KeyAlgoRSA)
return contains(algos, underlyingAlgo(algo))
}
func isRSACert(algo string) bool {
_, ok := certKeyAlgoNames[algo]
if !ok {
return false
}
return isRSA(algo)
}
// supportedPubKeyAuthAlgos specifies the supported client public key
// authentication algorithms. Note that this doesn't include certificate types
// since those use the underlying algorithm. This list is sent to the client if
@@ -131,8 +147,6 @@ var supportedPubKeyAuthAlgos = []string{
KeyAlgoDSA,
}
var supportedPubKeyAuthAlgosList = strings.Join(supportedPubKeyAuthAlgos, ",")
// unexpectedMessageError results when the SSH message that we received didn't
// match what we wanted.
func unexpectedMessageError(expected, got uint8) error {
@@ -262,16 +276,16 @@ type Config struct {
// unspecified, a size suitable for the chosen cipher is used.
RekeyThreshold uint64
// The allowed key exchanges algorithms. If unspecified then a
// default set of algorithms is used.
// The allowed key exchanges algorithms. If unspecified then a default set
// of algorithms is used. Unsupported values are silently ignored.
KeyExchanges []string
// The allowed cipher algorithms. If unspecified then a sensible
// default is used.
// The allowed cipher algorithms. If unspecified then a sensible default is
// used. Unsupported values are silently ignored.
Ciphers []string
// The allowed MAC algorithms. If unspecified then a sensible default
// is used.
// The allowed MAC algorithms. If unspecified then a sensible default is
// used. Unsupported values are silently ignored.
MACs []string
}
@@ -288,7 +302,7 @@ func (c *Config) SetDefaults() {
var ciphers []string
for _, c := range c.Ciphers {
if cipherModes[c] != nil {
// reject the cipher if we have no cipherModes definition
// Ignore the cipher if we have no cipherModes definition.
ciphers = append(ciphers, c)
}
}
@@ -297,10 +311,26 @@ func (c *Config) SetDefaults() {
if c.KeyExchanges == nil {
c.KeyExchanges = preferredKexAlgos
}
var kexs []string
for _, k := range c.KeyExchanges {
if kexAlgoMap[k] != nil {
// Ignore the KEX if we have no kexAlgoMap definition.
kexs = append(kexs, k)
}
}
c.KeyExchanges = kexs
if c.MACs == nil {
c.MACs = supportedMACs
}
var macs []string
for _, m := range c.MACs {
if macModes[m] != nil {
// Ignore the MAC if we have no macModes definition.
macs = append(macs, m)
}
}
c.MACs = macs
if c.RekeyThreshold == 0 {
// cipher specific default