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libvirt/bf6c2830-CVE-2019-10168.patch
James Fehlig 2d3b4f44f0 Accepting request 711148 from home:jfehlig:branches:Virtualization
Fixes for CVE's made public today.

- api: disallow virConnect*HypervisorCPU,
  virConnectGetDomainCapabilities, virDomainManagedSaveDefineXML,
  and virDomainSaveImageGetXMLDesc on read-only connections
  CVE-2019-10161-api-disallow-virDomainSaveImageGetXMLDesc.patch,
  CVE-2019-10166-api-disallow-virDomainManagedSaveDefineXML.patch,
  CVE-2019-10167-api-disallow-virConnectGetDomainCapabilities.patch,
  CVE-2019-10168-api-disallow-virConnect-HypervisorCPU.patch
  CVE-2019-10161, CVE-2019-10166, CVE-2019-10167, CVE-2019-10168
  bsc#1138301, bsc#1138302, bsc#1138303, bsc#1138305

OBS-URL: https://build.opensuse.org/request/show/711148
OBS-URL: https://build.opensuse.org/package/show/Virtualization/libvirt?expand=0&rev=765
2019-06-20 15:16:41 +00:00

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1.2 KiB
Diff

commit bf6c2830b6c338b1f5699b095df36f374777b291
Author: Ján Tomko <jtomko@redhat.com>
Date: Fri Jun 14 09:17:39 2019 +0200
api: disallow virConnect*HypervisorCPU on read-only connections
These APIs can be used to execute arbitrary emulators.
Forbid them on read-only connections.
Fixes: CVE-2019-10168
Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Index: libvirt-5.4.0/src/libvirt-host.c
===================================================================
--- libvirt-5.4.0.orig/src/libvirt-host.c
+++ libvirt-5.4.0/src/libvirt-host.c
@@ -1041,6 +1041,7 @@ virConnectCompareHypervisorCPU(virConnec
virCheckConnectReturn(conn, VIR_CPU_COMPARE_ERROR);
virCheckNonNullArgGoto(xmlCPU, error);
+ virCheckReadOnlyGoto(conn->flags, error);
if (conn->driver->connectCompareHypervisorCPU) {
int ret;
@@ -1234,6 +1235,7 @@ virConnectBaselineHypervisorCPU(virConne
virCheckConnectReturn(conn, NULL);
virCheckNonNullArgGoto(xmlCPUs, error);
+ virCheckReadOnlyGoto(conn->flags, error);
if (conn->driver->connectBaselineHypervisorCPU) {
char *cpu;