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libwebsockets: patch CVE-2026-10650

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Pick patch mentioned in NVD report.

Signed-off-by: Peter Marko <peter.marko@siemens.com>
Signed-off-by: Khem Raj <khem.raj@oss.qualcomm.com>
This commit is contained in:
Peter Marko
2026-07-16 19:02:32 +02:00
committed by Khem Raj
parent 4707446843
commit d63a31e4a9
2 changed files with 50 additions and 1 deletions
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meta-oe/recipes-connectivity/libwebsockets/libwebsockets/CVE-2026-10650.patch
+46
View File
@@ -0,0 +1,46 @@
From 3f9f0c6ecaf0e6f3f219d30632c5d1f2479d7498 Mon Sep 17 00:00:00 2001
From: Biniam F Demissie <biniamfd@gmail.com>
Date: Wed, 13 May 2026 04:25:55 +0100
Subject: [PATCH] ssh: plugin: add limit to resource exhaustion
CVE: CVE-2026-10650
Upstream-Status: Backport [https://github.com/warmcat/libwebsockets/commit/3f9f0c6ecaf0e6f3f219d30632c5d1f2479d7498]
Signed-off-by: Peter Marko <peter.marko@siemens.com>
---
plugins/ssh-base/sshd.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/plugins/ssh-base/sshd.c b/plugins/ssh-base/sshd.c
index ea35cb8b7..c849644d4 100644
--- a/plugins/ssh-base/sshd.c
+++ b/plugins/ssh-base/sshd.c
@@ -1,7 +1,7 @@
/*
* libwebsockets - small server side websockets and web server implementation
*
- * Copyright (C) 2010 - 2019 Andy Green <andy@warmcat.com>
+ * Copyright (C) 2010 - 2026 Andy Green <andy@warmcat.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
@@ -28,6 +28,8 @@
#include <string.h>
#include <stdlib.h>
+#define LWS_SSH_MAX_PACKET_SIZE (256 * 1024)
+
void *sshd_zalloc(size_t s)
{
void *p = malloc(s);
@@ -592,6 +594,11 @@ again:
pss->parser_state = SSHS_MSG_PADDING;
pss->ctr = 0;
pss->pos = 4;
+
+ if (pss->msg_len > LWS_SSH_MAX_PACKET_SIZE) {
+ lwsl_notice("msg size %u exceeds maximum\n", pss->msg_len);
+ goto bail;
+ }
if (pss->msg_len < 2 + 4) {
lwsl_notice("illegal msg size\n");
goto bail;
meta-oe/recipes-connectivity/libwebsockets/libwebsockets_4.5.8.bb
+4 -1
View File
@@ -7,7 +7,10 @@ DEPENDS = "zlib"
DEPENDS:append:class-native = " libcap-native"
SRCREV = "fbb0baf6af9c4324f0f1591734c78b0089b599d4"
SRC_URI = "git://github.com/warmcat/libwebsockets.git;protocol=https;branch=v4.5-stable;tag=v${PV}"
SRC_URI = " \
git://github.com/warmcat/libwebsockets.git;protocol=https;branch=v4.5-stable;tag=v${PV} \
file://CVE-2026-10650.patch \
"
UPSTREAM_CHECK_URI = "https://github.com/warmcat/${BPN}/releases"
UPSTREAM_CHECK_GITTAGREGEX = "v(?P<pver>\d+(\.\d+)+)"