Security update for qemu

Announcement ID:	SUSE-SU-2020:1501-1
Rating:	moderate
References:	bsc#1123156 bsc#1161066 bsc#1163018 bsc#1165776 bsc#1166240 bsc#1170940
Cross-References:	CVE-2019-20382 CVE-2019-6778 CVE-2020-1711 CVE-2020-1983 CVE-2020-7039 CVE-2020-8608
CVSS scores:	CVE-2019-20382 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2019-20382 ( NVD ): 3.5 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L CVE-2019-6778 ( SUSE ): 7.8 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H CVE-2019-6778 ( NVD ): 7.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2020-1711 ( SUSE ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H CVE-2020-1711 ( NVD ): 6.0 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L CVE-2020-1983 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2020-1983 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H CVE-2020-7039 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H CVE-2020-7039 ( NVD ): 5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L CVE-2020-8608 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H CVE-2020-8608 ( NVD ): 5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Affected Products:	SUSE Linux Enterprise High Performance Computing 12 SP4 SUSE Linux Enterprise Server 12 SP4 SUSE Linux Enterprise Server for SAP Applications 12 SP4

An update that solves six vulnerabilities can now be installed.

Description:

This update for qemu fixes the following issues:

Security issues fixed:

• CVE-2020-1983: Fixed a use-after-free in the ip_reass function of slirp (bsc#1170940).
• CVE-2019-20382: Fixed a potential DoS due to a memory leak in VNC disconnect (bsc#1165776).
• CVE-2020-1711: Fixed a potential OOB access in the iSCSI client code (bsc#1166240).
• CVE-2020-8608: Fixed a potential OOB access in slirp (bsc#1163018).
• CVE-2020-7039: Fixed a potential OOB access in slirp (bsc#1161066).
• Fixed multiple potential DoS issues in SLIRP, similar to CVE-2019-6778 (bsc#1123156).

Non-security issue fixed:

• Miscellaneous fixes to the in-package support documentation.

Patch Instructions:

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

• SUSE Linux Enterprise High Performance Computing 12 SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-2020-1501=1
• SUSE Linux Enterprise Server 12 SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-2020-1501=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-2020-1501=1

Package List:

• SUSE Linux Enterprise High Performance Computing 12 SP4 (aarch64 x86_64)
  • qemu-debugsource-2.11.2-5.26.1
  • qemu-2.11.2-5.26.1
  • qemu-block-iscsi-2.11.2-5.26.1
  • qemu-block-iscsi-debuginfo-2.11.2-5.26.1
  • qemu-tools-debuginfo-2.11.2-5.26.1
  • qemu-block-curl-debuginfo-2.11.2-5.26.1
  • qemu-block-rbd-2.11.2-5.26.1
  • qemu-lang-2.11.2-5.26.1
  • qemu-block-rbd-debuginfo-2.11.2-5.26.1
  • qemu-guest-agent-2.11.2-5.26.1
  • qemu-guest-agent-debuginfo-2.11.2-5.26.1
  • qemu-block-ssh-2.11.2-5.26.1
  • qemu-tools-2.11.2-5.26.1
  • qemu-block-ssh-debuginfo-2.11.2-5.26.1
  • qemu-block-curl-2.11.2-5.26.1
• SUSE Linux Enterprise High Performance Computing 12 SP4 (aarch64)
  • qemu-arm-2.11.2-5.26.1
  • qemu-arm-debuginfo-2.11.2-5.26.1
• SUSE Linux Enterprise High Performance Computing 12 SP4 (noarch)
  • qemu-seabios-1.11.0-5.26.1
  • qemu-ipxe-1.0.0+-5.26.1
  • qemu-vgabios-1.11.0-5.26.1
  • qemu-sgabios-8-5.26.1
• SUSE Linux Enterprise High Performance Computing 12 SP4 (x86_64)
  • qemu-kvm-2.11.2-5.26.1
  • qemu-x86-2.11.2-5.26.1
• SUSE Linux Enterprise Server 12 SP4 (aarch64 ppc64le s390x x86_64)
  • qemu-debugsource-2.11.2-5.26.1
  • qemu-2.11.2-5.26.1
  • qemu-block-iscsi-2.11.2-5.26.1
  • qemu-block-iscsi-debuginfo-2.11.2-5.26.1
  • qemu-tools-debuginfo-2.11.2-5.26.1
  • qemu-block-curl-debuginfo-2.11.2-5.26.1
  • qemu-lang-2.11.2-5.26.1
  • qemu-guest-agent-2.11.2-5.26.1
  • qemu-guest-agent-debuginfo-2.11.2-5.26.1
  • qemu-tools-2.11.2-5.26.1
  • qemu-block-ssh-2.11.2-5.26.1
  • qemu-block-ssh-debuginfo-2.11.2-5.26.1
  • qemu-block-curl-2.11.2-5.26.1
• SUSE Linux Enterprise Server 12 SP4 (aarch64)
  • qemu-arm-2.11.2-5.26.1
  • qemu-arm-debuginfo-2.11.2-5.26.1
• SUSE Linux Enterprise Server 12 SP4 (aarch64 x86_64)
  • qemu-block-rbd-2.11.2-5.26.1
  • qemu-block-rbd-debuginfo-2.11.2-5.26.1
• SUSE Linux Enterprise Server 12 SP4 (noarch)
  • qemu-seabios-1.11.0-5.26.1
  • qemu-ipxe-1.0.0+-5.26.1
  • qemu-vgabios-1.11.0-5.26.1
  • qemu-sgabios-8-5.26.1
• SUSE Linux Enterprise Server 12 SP4 (ppc64le)
  • qemu-ppc-2.11.2-5.26.1
  • qemu-ppc-debuginfo-2.11.2-5.26.1
• SUSE Linux Enterprise Server 12 SP4 (s390x x86_64)
  • qemu-kvm-2.11.2-5.26.1
• SUSE Linux Enterprise Server 12 SP4 (s390x)
  • qemu-s390-debuginfo-2.11.2-5.26.1
  • qemu-s390-2.11.2-5.26.1
• SUSE Linux Enterprise Server 12 SP4 (x86_64)
  • qemu-x86-2.11.2-5.26.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4 (ppc64le x86_64)
  • qemu-debugsource-2.11.2-5.26.1
  • qemu-2.11.2-5.26.1
  • qemu-block-iscsi-2.11.2-5.26.1
  • qemu-block-iscsi-debuginfo-2.11.2-5.26.1
  • qemu-tools-debuginfo-2.11.2-5.26.1
  • qemu-block-curl-debuginfo-2.11.2-5.26.1
  • qemu-lang-2.11.2-5.26.1
  • qemu-guest-agent-2.11.2-5.26.1
  • qemu-guest-agent-debuginfo-2.11.2-5.26.1
  • qemu-tools-2.11.2-5.26.1
  • qemu-block-ssh-2.11.2-5.26.1
  • qemu-block-ssh-debuginfo-2.11.2-5.26.1
  • qemu-block-curl-2.11.2-5.26.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4 (noarch)
  • qemu-seabios-1.11.0-5.26.1
  • qemu-ipxe-1.0.0+-5.26.1
  • qemu-vgabios-1.11.0-5.26.1
  • qemu-sgabios-8-5.26.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4 (ppc64le)
  • qemu-ppc-2.11.2-5.26.1
  • qemu-ppc-debuginfo-2.11.2-5.26.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4 (x86_64)
  • qemu-kvm-2.11.2-5.26.1
  • qemu-x86-2.11.2-5.26.1
  • qemu-block-rbd-2.11.2-5.26.1
  • qemu-block-rbd-debuginfo-2.11.2-5.26.1

References:

• https://www.suse.com/security/cve/CVE-2019-20382.html
• https://www.suse.com/security/cve/CVE-2019-6778.html
• https://www.suse.com/security/cve/CVE-2020-1711.html
• https://www.suse.com/security/cve/CVE-2020-1983.html
• https://www.suse.com/security/cve/CVE-2020-7039.html
• https://www.suse.com/security/cve/CVE-2020-8608.html
• https://bugzilla.suse.com/show_bug.cgi?id=1123156
• https://bugzilla.suse.com/show_bug.cgi?id=1161066
• https://bugzilla.suse.com/show_bug.cgi?id=1163018
• https://bugzilla.suse.com/show_bug.cgi?id=1165776
• https://bugzilla.suse.com/show_bug.cgi?id=1166240
• https://bugzilla.suse.com/show_bug.cgi?id=1170940