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From 48f74599ffc86aa632ee39aff1aa8459880ec283 Mon Sep 17 00:00:00 2001
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Message-Id: <48f74599ffc86aa632ee39aff1aa8459880ec283@dist-git>
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From: =?UTF-8?q?J=C3=A1n=20Tomko?= <jtomko@redhat.com>
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Date: Tue, 29 Sep 2020 14:43:05 +0200
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Subject: [PATCH] rpc: require write acl for guest agent in
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virDomainInterfaceAddresses
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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CVE-2020-25637
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Add a requirement for domain:write if source is set to
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VIR_DOMAIN_INTERFACE_ADDRESSES_SRC_AGENT.
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Signed-off-by: Ján Tomko <jtomko@redhat.com>
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Reported-by: Ilja Van Sprundel <ivansprundel@ioactive.com>
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(cherry picked from commit e4116eaa44cb366b59f7fe98f4b88d04c04970ad)
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Signed-off-by: Ján Tomko <jtomko@redhat.com>
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Conflicts: src/lxc/lxc_driver.c
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The LXC implementation of the API was introduced
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in libvirt 6.1.0, so it's not present downstream.
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Message-Id: <5fdc2ebf7621698c8136b354922c687fc09286de.1601383236.git.jtomko@redhat.com>
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Reviewed-by: Jiri Denemark <jdenemar@redhat.com>
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---
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src/libxl/libxl_driver.c | 2 +-
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src/qemu/qemu_driver.c | 2 +-
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src/remote/remote_protocol.x | 1 +
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3 files changed, 3 insertions(+), 2 deletions(-)
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diff --git a/src/libxl/libxl_driver.c b/src/libxl/libxl_driver.c
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index f021ec9c5d..1449795494 100644
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--- a/src/libxl/libxl_driver.c
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+++ b/src/libxl/libxl_driver.c
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@@ -6318,7 +6318,7 @@ libxlDomainInterfaceAddresses(virDomainPtr dom,
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if (!(vm = libxlDomObjFromDomain(dom)))
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goto cleanup;
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- if (virDomainInterfaceAddressesEnsureACL(dom->conn, vm->def) < 0)
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+ if (virDomainInterfaceAddressesEnsureACL(dom->conn, vm->def, source) < 0)
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goto cleanup;
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if (virDomainObjCheckActive(vm) < 0)
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diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
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index f8a259e020..0f06974a1b 100644
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--- a/src/qemu/qemu_driver.c
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+++ b/src/qemu/qemu_driver.c
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@@ -22240,7 +22240,7 @@ qemuDomainInterfaceAddresses(virDomainPtr dom,
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if (!(vm = qemuDomainObjFromDomain(dom)))
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goto cleanup;
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- if (virDomainInterfaceAddressesEnsureACL(dom->conn, vm->def) < 0)
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+ if (virDomainInterfaceAddressesEnsureACL(dom->conn, vm->def, source) < 0)
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goto cleanup;
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if (virDomainObjCheckActive(vm) < 0)
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diff --git a/src/remote/remote_protocol.x b/src/remote/remote_protocol.x
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index 2527a78142..fbd30085b2 100644
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--- a/src/remote/remote_protocol.x
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+++ b/src/remote/remote_protocol.x
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@@ -6211,6 +6211,7 @@ enum remote_procedure {
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/**
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* @generate: none
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* @acl: domain:read
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+ * @acl: domain:write::source:VIR_DOMAIN_INTERFACE_ADDRESSES_SRC_AGENT
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*/
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REMOTE_PROC_DOMAIN_INTERFACE_ADDRESSES = 353,
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--
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2.28.0
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