mirror of
https://github.com/ceph/ceph-csi.git
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d95c784457
golang.org/x/net/html v0.12 is vulnerable against CVE-2023-3978.
Exploiting it through Ceph-CSI is non-trivial, but rebasing
golang.org/x/net should take away any concerns.
See-also: https://pkg.go.dev/vuln/GO-2023-1988
Signed-off-by: Niels de Vos <ndevos@ibm.com>
(cherry picked from commit a129b1c4ab)
69 lines
1.5 KiB
Go
69 lines
1.5 KiB
Go
// Copyright 2012 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package ssh
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// Message authentication support
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import (
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"crypto/hmac"
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"crypto/sha1"
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"crypto/sha256"
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"crypto/sha512"
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"hash"
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)
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type macMode struct {
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keySize int
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etm bool
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new func(key []byte) hash.Hash
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}
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// truncatingMAC wraps around a hash.Hash and truncates the output digest to
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// a given size.
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type truncatingMAC struct {
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length int
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hmac hash.Hash
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}
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func (t truncatingMAC) Write(data []byte) (int, error) {
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return t.hmac.Write(data)
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}
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func (t truncatingMAC) Sum(in []byte) []byte {
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out := t.hmac.Sum(in)
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return out[:len(in)+t.length]
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}
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func (t truncatingMAC) Reset() {
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t.hmac.Reset()
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}
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func (t truncatingMAC) Size() int {
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return t.length
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}
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func (t truncatingMAC) BlockSize() int { return t.hmac.BlockSize() }
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var macModes = map[string]*macMode{
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"hmac-sha2-512-etm@openssh.com": {64, true, func(key []byte) hash.Hash {
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return hmac.New(sha512.New, key)
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}},
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"hmac-sha2-256-etm@openssh.com": {32, true, func(key []byte) hash.Hash {
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return hmac.New(sha256.New, key)
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}},
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"hmac-sha2-512": {64, false, func(key []byte) hash.Hash {
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return hmac.New(sha512.New, key)
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}},
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"hmac-sha2-256": {32, false, func(key []byte) hash.Hash {
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return hmac.New(sha256.New, key)
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}},
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"hmac-sha1": {20, false, func(key []byte) hash.Hash {
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return hmac.New(sha1.New, key)
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}},
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"hmac-sha1-96": {20, false, func(key []byte) hash.Hash {
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return truncatingMAC{12, hmac.New(sha1.New, key)}
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}},
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}
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