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[2a01:cb00:1331:aa00:fd88:810a:86c4:9142]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-493e5a5d174sm149687135e9.2.2026.07.09.03.07.11 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Jul 2026 03:07:11 -0700 (PDT) From: Yoann Congal To: openembedded-core@lists.openembedded.org Subject: [OE-core][scarthgap 19/25] qemu: Fix CVE-2026-0665 Date: Thu, 9 Jul 2026 12:06:35 +0200 Message-ID: X-Mailer: git-send-email 2.47.3 In-Reply-To: References: MIME-Version: 1.0 List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Thu, 09 Jul 2026 10:07:18 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/240566 From: Ashishkumar Parmar This patch applies the upstream v10.0.8 stable backport for CVE-2026-0665. The upstream fix commit is referenced in [1], and the public CVE advisory is referenced in [2]. The individual backported commit links are recorded in the embedded patch headers when the fix expands to multiple commits. [1] https://gitlab.com/qemu-project/qemu/-/commit/4ba877461e6b1a8637b15ff1a8c77ba97639c927 [2] https://access.redhat.com/security/cve/CVE-2026-0665 Signed-off-by: Ashishkumar Parmar Signed-off-by: Yoann Congal --- meta/recipes-devtools/qemu/qemu.inc | 1 + .../qemu/qemu/CVE-2026-0665.patch | 38 +++++++++++++++++++ 2 files changed, 39 insertions(+) create mode 100644 meta/recipes-devtools/qemu/qemu/CVE-2026-0665.patch diff --git a/meta/recipes-devtools/qemu/qemu.inc b/meta/recipes-devtools/qemu/qemu.inc index f973c0a8d1e..73b2f3e6074 100644 --- a/meta/recipes-devtools/qemu/qemu.inc +++ b/meta/recipes-devtools/qemu/qemu.inc @@ -50,6 +50,7 @@ SRC_URI = "https://download.qemu.org/${BPN}-${PV}.tar.xz \ file://CVE-2024-6519.patch \ file://CVE-2025-14876_p1.patch \ file://CVE-2025-14876_p2.patch \ + file://CVE-2026-0665.patch \ " UPSTREAM_CHECK_REGEX = "qemu-(?P\d+(\.\d+)+)\.tar" diff --git a/meta/recipes-devtools/qemu/qemu/CVE-2026-0665.patch b/meta/recipes-devtools/qemu/qemu/CVE-2026-0665.patch new file mode 100644 index 00000000000..9264ba38cc6 --- /dev/null +++ b/meta/recipes-devtools/qemu/qemu/CVE-2026-0665.patch @@ -0,0 +1,38 @@ +From 91e98ce0a879010ef5b5ab5778cc71c0e9e92a57 Mon Sep 17 00:00:00 2001 +From: Vulnerability Report +Date: Fri, 9 Jan 2026 10:35:48 +0800 +Subject: [PATCH] hw/i386/kvm: fix PIRQ bounds check in xen_physdev_map_pirq() + +Reject pirq == s->nr_pirqs in xen_physdev_map_pirq(). + +CVE: CVE-2026-0665 +Upstream-Status: Backport [https://gitlab.com/qemu-project/qemu/-/commit/4ba877461e6b1a8637b15ff1a8c77ba97639c927] + +Fixes: aa98ee38a5 ("hw/xen: Implement emulated PIRQ hypercall support") +Fixes: CVE-2026-0665 +Reported-by: DARKNAVY (@DarkNavyOrg) +Reviewed-by: David Woodhouse +Signed-off-by: Vulnerability Report +Link: https://lore.kernel.org/r/13FE03BE60EA78D6+20260109023548.4047-1-vr@darknavy.com +Signed-off-by: Paolo Bonzini +(cherry picked from commit c7504ba2a560fd884557f6e5142f03b491aad0c7) +Signed-off-by: Michael Tokarev +(cherry picked from commit 4ba877461e6b1a8637b15ff1a8c77ba97639c927) +Signed-off-by: Ashishkumar Parmar +--- + hw/i386/kvm/xen_evtchn.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/hw/i386/kvm/xen_evtchn.c b/hw/i386/kvm/xen_evtchn.c +index 02b8cbf8d..5a1ad3782 100644 +--- a/hw/i386/kvm/xen_evtchn.c ++++ b/hw/i386/kvm/xen_evtchn.c +@@ -1843,7 +1843,7 @@ int xen_physdev_map_pirq(struct physdev_map_pirq *map) + return pirq; + } + map->pirq = pirq; +- } else if (pirq > s->nr_pirqs) { ++ } else if (pirq >= s->nr_pirqs) { + return -EINVAL; + } else { + /*