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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.1272
              SUSE-SU-2019:0936-1 Security update for libvirt
                               15 April 2019

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           libvirt
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Denial of Service -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-3840  

Reference:         ESB-2019.1159
                   ESB-2019.0838

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2019/suse-su-20190936-1.html

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SUSE Security Update: Security update for libvirt

______________________________________________________________________________

Announcement ID:   SUSE-SU-2019:0936-1
Rating:            important
References:        #1081516 #1102604 #1104662 #1106420 #1108086 #1108395
                   #1112182 #1117058 #1118952 #1120813 #1123642 #1124667
                   #1125665 #1126325 #1127458 #1130129
Cross-References:  CVE-2019-3840
Affected Products:
                   SUSE Linux Enterprise Module for Server Applications 15
                   SUSE Linux Enterprise Module for Open Buildservice Development Tools 15
                   SUSE Linux Enterprise Module for Basesystem 15
______________________________________________________________________________

An update that solves one vulnerability and has 15 fixes is now available.

Description:

This update for libvirt provides the following fixes:
Security issue fixed:

  o CVE-2019-3840: Fixed a null pointer dereference vulnerability in
    virJSONValueObjectHasKey function which could have resulted in a remote
    denial of service via the guest agent (bsc#1127458).


Other issues addressed:

  o apparmor: reintroduce upstream lxc mount rules (bsc#1130129).
  o hook: encode incoming XML to UTF-8 before passing to lxml etree from string
    method (bsc#1123642).
  o supportconfig: collect rotated logs in /var/log/libvirt/* (bsc#1124667).
  o libxl: support Xen's max_grant_frames setting with maxGrantFrames attribute
    on the xenbus controller (bsc#1126325).
  o conf: added new 'xenbus' controller type
  o util: skip RDMA detection for non-PCI network devices (bsc#1112182).
  o qemu: don't use CAP_DAC_OVERRIDE capability if non-root (bsc#1125665).
  o qemu: fix issues related to restricted permissions on /dev/sev(bsc#
    1102604).
  o apparmor: add support for named profiles (bsc#1118952).
  o libxl: save current memory value after successful balloon (bsc#1120813).
  o apparmor: Fix ptrace rules. (bsc#1117058)
  o libxl: Add support for soft reset. (bsc#1081516)
  o libxl: Fix VM migration on busy hosts. (bsc#1108086)
  o qemu: Add support for SEV guests. (fate#325817)
  o util: Don't check for parallel iteration in hash-related functions. (bsc#
    1106420)
  o spec: Don't restart libvirt-guests when updating libvirt-client. (bsc#
    1104662)
  o Fix virNodeGetSEVInfo API crashing libvirtd on AMD SEV enabled hosts. (bsc#
    1108395)

Patch Instructions:

To install this SUSE Security Update use the SUSE recommended installation
methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  o SUSE Linux Enterprise Module for Server Applications 15:
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-2019-936=1
  o SUSE Linux Enterprise Module for Open Buildservice Development Tools 15:
    zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-2019-936=1
  o SUSE Linux Enterprise Module for Basesystem 15:
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-2019-936=1

Package List:

  o SUSE Linux Enterprise Module for Server Applications 15 (aarch64 ppc64le
    s390x x86_64):
       libvirt-4.0.0-9.16.7
       libvirt-admin-4.0.0-9.16.7
       libvirt-admin-debuginfo-4.0.0-9.16.7
       libvirt-client-4.0.0-9.16.7
       libvirt-client-debuginfo-4.0.0-9.16.7
       libvirt-daemon-4.0.0-9.16.7
       libvirt-daemon-config-network-4.0.0-9.16.7
       libvirt-daemon-config-nwfilter-4.0.0-9.16.7
       libvirt-daemon-debuginfo-4.0.0-9.16.7
       libvirt-daemon-driver-interface-4.0.0-9.16.7
       libvirt-daemon-driver-interface-debuginfo-4.0.0-9.16.7
       libvirt-daemon-driver-lxc-4.0.0-9.16.7
       libvirt-daemon-driver-lxc-debuginfo-4.0.0-9.16.7
       libvirt-daemon-driver-network-4.0.0-9.16.7
       libvirt-daemon-driver-network-debuginfo-4.0.0-9.16.7
       libvirt-daemon-driver-nodedev-4.0.0-9.16.7
       libvirt-daemon-driver-nodedev-debuginfo-4.0.0-9.16.7
       libvirt-daemon-driver-nwfilter-4.0.0-9.16.7
       libvirt-daemon-driver-nwfilter-debuginfo-4.0.0-9.16.7
       libvirt-daemon-driver-qemu-4.0.0-9.16.7
       libvirt-daemon-driver-qemu-debuginfo-4.0.0-9.16.7
       libvirt-daemon-driver-secret-4.0.0-9.16.7
       libvirt-daemon-driver-secret-debuginfo-4.0.0-9.16.7
       libvirt-daemon-driver-storage-4.0.0-9.16.7
       libvirt-daemon-driver-storage-core-4.0.0-9.16.7
       libvirt-daemon-driver-storage-core-debuginfo-4.0.0-9.16.7
       libvirt-daemon-driver-storage-disk-4.0.0-9.16.7
       libvirt-daemon-driver-storage-disk-debuginfo-4.0.0-9.16.7
       libvirt-daemon-driver-storage-iscsi-4.0.0-9.16.7
       libvirt-daemon-driver-storage-iscsi-debuginfo-4.0.0-9.16.7
       libvirt-daemon-driver-storage-logical-4.0.0-9.16.7
       libvirt-daemon-driver-storage-logical-debuginfo-4.0.0-9.16.7
       libvirt-daemon-driver-storage-mpath-4.0.0-9.16.7
       libvirt-daemon-driver-storage-mpath-debuginfo-4.0.0-9.16.7
       libvirt-daemon-driver-storage-scsi-4.0.0-9.16.7
       libvirt-daemon-driver-storage-scsi-debuginfo-4.0.0-9.16.7
       libvirt-daemon-hooks-4.0.0-9.16.7
       libvirt-daemon-lxc-4.0.0-9.16.7
       libvirt-daemon-qemu-4.0.0-9.16.7
       libvirt-debugsource-4.0.0-9.16.7
       libvirt-devel-4.0.0-9.16.7
       libvirt-doc-4.0.0-9.16.7
       libvirt-lock-sanlock-4.0.0-9.16.7
       libvirt-lock-sanlock-debuginfo-4.0.0-9.16.7
       libvirt-nss-4.0.0-9.16.7
       libvirt-nss-debuginfo-4.0.0-9.16.7
  o SUSE Linux Enterprise Module for Server Applications 15 (aarch64 x86_64):
       libvirt-daemon-driver-storage-rbd-4.0.0-9.16.7
       libvirt-daemon-driver-storage-rbd-debuginfo-4.0.0-9.16.7
  o SUSE Linux Enterprise Module for Server Applications 15 (x86_64):
       libvirt-daemon-driver-libxl-4.0.0-9.16.7
       libvirt-daemon-driver-libxl-debuginfo-4.0.0-9.16.7
       libvirt-daemon-xen-4.0.0-9.16.7
  o SUSE Linux Enterprise Module for Open Buildservice Development Tools 15
    (aarch64 ppc64le s390x x86_64):
       libvirt-debugsource-4.0.0-9.16.7
       wireshark-plugin-libvirt-4.0.0-9.16.7
       wireshark-plugin-libvirt-debuginfo-4.0.0-9.16.7
  o SUSE Linux Enterprise Module for Basesystem 15 (aarch64 ppc64le s390x
    x86_64):
       libvirt-debugsource-4.0.0-9.16.7
       libvirt-libs-4.0.0-9.16.7
       libvirt-libs-debuginfo-4.0.0-9.16.7


References:

  o https://www.suse.com/security/cve/CVE-2019-3840.html
  o https://bugzilla.suse.com/1081516
  o https://bugzilla.suse.com/1102604
  o https://bugzilla.suse.com/1104662
  o https://bugzilla.suse.com/1106420
  o https://bugzilla.suse.com/1108086
  o https://bugzilla.suse.com/1108395
  o https://bugzilla.suse.com/1112182
  o https://bugzilla.suse.com/1117058
  o https://bugzilla.suse.com/1118952
  o https://bugzilla.suse.com/1120813
  o https://bugzilla.suse.com/1123642
  o https://bugzilla.suse.com/1124667
  o https://bugzilla.suse.com/1125665
  o https://bugzilla.suse.com/1126325
  o https://bugzilla.suse.com/1127458
  o https://bugzilla.suse.com/1130129

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