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[AutoPR- Security] Patch kube-vip-cloud-provider for CVE-2026-73500 [HIGH] #18452

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Merged
jslobodzian merged 1 commit into from
Aug 18, 2026
Merged

[AutoPR- Security] Patch kube-vip-cloud-provider for CVE-2026-73500 [HIGH] #18452

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48 changes: 48 additions & 0 deletions SPECS/kube-vip-cloud-provider/CVE-2026-73500.patch
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Original file line number Diff line number Diff line change
@@ -0,0 +1,48 @@
From bf3a3eb75b5267ec178db70cc68f1ff2c6472fad Mon Sep 17 00:00:00 2001
From: Benjamin Wang <benjamin.ahrtr@gmail.com>
Date: Tue, 21 Jul 2026 10:16:47 +0100
Subject: [PATCH] Set a tlsHandshakeTimeout for tlsListener

Signed-off-by: Benjamin Wang <benjamin.ahrtr@gmail.com>
Signed-off-by: Azure Linux Security Servicing Account <azurelinux-security@microsoft.com>
Upstream-reference: https://github.com/etcd-io/etcd/commit/8e4dd0679a2c6b095d2a32a749fda2521c7809a3.patch
---
.../etcd/client/pkg/v3/transport/listener_tls.go | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/vendor/go.etcd.io/etcd/client/pkg/v3/transport/listener_tls.go b/vendor/go.etcd.io/etcd/client/pkg/v3/transport/listener_tls.go
index 6f16009..7e009f1 100644
--- a/vendor/go.etcd.io/etcd/client/pkg/v3/transport/listener_tls.go
+++ b/vendor/go.etcd.io/etcd/client/pkg/v3/transport/listener_tls.go
@@ -23,6 +23,12 @@ import (
"net"
"strings"
"sync"
+ "time"
+)
+
+const (
+ // tlsHandshakeTimeout bounds how long a single TLS handshake may block.
+ tlsHandshakeTimeout = 10 * time.Second
)

// tlsListener overrides a TLS listener so it will reject client
@@ -143,6 +149,7 @@ func (l *tlsListener) acceptLoop() {
}()

tlsConn := conn.(*tls.Conn)
+ _ = tlsConn.SetDeadline(time.Now().Add(tlsHandshakeTimeout))
herr := tlsConn.Handshake()
pendingMu.Lock()
delete(pending, conn)
@@ -152,6 +159,7 @@ func (l *tlsListener) acceptLoop() {
l.handshakeFailure(tlsConn, herr)
return
}
+ _ = tlsConn.SetDeadline(time.Time{})
if err := l.check(ctx, tlsConn); err != nil {
l.handshakeFailure(tlsConn, err)
return
--
2.45.4

6 changes: 5 additions & 1 deletion SPECS/kube-vip-cloud-provider/kube-vip-cloud-provider.spec
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
Summary: The Kube-Vip cloud provider functions as a general-purpose cloud provider for on-premises bare-metal or virtualized setups
Name: kube-vip-cloud-provider
Version: 0.0.10
Release: 7%{?dist}
Release: 8%{?dist}
License: ASL 2.0
URL: https://github.com/kube-vip/kube-vip-cloud-provider
Group: Applications/Text
Expand Down Expand Up @@ -32,6 +32,7 @@ Patch9: CVE-2026-25680.patch
Patch10: CVE-2026-25681.patch
Patch11: CVE-2026-42502.patch
Patch12: CVE-2026-56852.patch
Patch13: CVE-2026-73500.patch

BuildRequires: golang >= 1.22

Expand All @@ -52,6 +53,9 @@ install kube-vip-cloud-provider %{buildroot}%{_bindir}/kube-vip-cloud-provider
%{_bindir}/kube-vip-cloud-provider

%changelog
* Fri Aug 14 2026 Azure Linux Security Servicing Account <azurelinux-security@microsoft.com> - 0.0.10-8
- Patch for CVE-2026-73500

* Mon Jul 27 2026 Azure Linux Security Servicing Account <azurelinux-security@microsoft.com> - 0.0.10-7
- Patch for CVE-2026-56852

Expand Down
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