32 lines
1.0 KiB
Diff
32 lines
1.0 KiB
Diff
From: =?UTF-8?q?J=C3=A1n=20Tomko?= <jtomko@redhat.com>
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Date: Fri, 14 Jun 2019 09:16:14 +0200
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Subject: [PATCH] api: disallow virConnectGetDomainCapabilities on read-only
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connections
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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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This API can be used to execute arbitrary emulators.
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Forbid it on read-only connections.
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Fixes: CVE-2019-10167
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Signed-off-by: Ján Tomko <jtomko@redhat.com>
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Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
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(cherry picked from commit 8afa68bac0cf99d1f8aaa6566685c43c22622f26)
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---
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src/libvirt-domain.c | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/src/libvirt-domain.c b/src/libvirt-domain.c
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index f77fc23a3f..c500d6be36 100644
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--- a/src/libvirt-domain.c
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+++ b/src/libvirt-domain.c
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@@ -11360,6 +11360,7 @@ virConnectGetDomainCapabilities(virConnectPtr conn,
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virResetLastError();
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virCheckConnectReturn(conn, NULL);
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+ virCheckReadOnlyGoto(conn->flags, error);
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if (conn->driver->connectGetDomainCapabilities) {
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char *ret;
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