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openSUSE Leap 42.3 Security Advisory 2018:3709-1 Moderate: QEMU DoS

opensuse
Calendar Grey November 10, 2018
Dist Opensuse Esm H88
The Fedora Security Patch tackles a variety of weaknesses in kernel modules, improving overall system resilience and performance.
An update that solves three vulnerabilities and has one errata is now available.

Description

This update for qemu fixes the following issues:

These security issues were fixed:

- CVE-2018-12617: qmp_guest_file_read had an integer overflow that could

have been exploited by sending a crafted QMP command (including

guest-file-read with a large count value) to the agent via the listening

socket causing DoS (bsc#1098735).

- CVE-2018-11806: Prevent heap-based buffer overflow via incoming

fragmented datagrams (bsc#1096223).

With this release the mitigations for Spectre v4 are moved the the patches

from upstream (CVE-2018-3639, bsc#1092885).

This feature was added:

- Add support for block resize support for disks through the monitor

(bsc#1094725).

This update was imported from the SUSE:SLE-12-SP3:Update update project.

Topics%20covered

Topics Covered

security advisory moderate severity DoS threat integer overflow openSUSE qemu

Patch

Patch Instructions:

To install this openSUSE 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:

- openSUSE Leap 42.3:

zypper in -t patch openSUSE-2018-1364=1

Package List

- openSUSE Leap 42.3 (i586 x86_64):

qemu-linux-user-2.9.1-47.1

qemu-linux-user-debuginfo-2.9.1-47.1

qemu-linux-user-debugsource-2.9.1-47.1

- openSUSE Leap 42.3 (noarch):

qemu-ipxe-1.0.0-47.1

qemu-seabios-1.10.2-47.1

qemu-sgabios-8-47.1

qemu-vgabios-1.10.2-47.1

- openSUSE Leap 42.3 (x86_64):

qemu-2.9.1-47.1

qemu-arm-2.9.1-47.1

qemu-arm-debuginfo-2.9.1-47.1

qemu-block-curl-2.9.1-47.1

qemu-block-curl-debuginfo-2.9.1-47.1

qemu-block-dmg-2.9.1-47.1

qemu-block-dmg-debuginfo-2.9.1-47.1

qemu-block-iscsi-2.9.1-47.1

qemu-block-iscsi-debuginfo-2.9.1-47.1

qemu-block-rbd-2.9.1-47.1

qemu-block-rbd-debuginfo-2.9.1-47.1

qemu-block-ssh-2.9.1-47.1

qemu-block-ssh-debuginfo-2.9.1-47.1

qemu-debugsource-2.9.1-47.1

qemu-extra-2.9.1-47.1

qemu-extra-debuginfo-2.9.1-47.1

qemu-guest-agent-2.9.1-47.1

qemu-guest-agent-debuginfo-2.9.1-47.1

qemu-ksm-2.9.1-47.1

qemu-kvm-2.9.1-47.1

qemu-lang-2.9.1-47.1

qemu-ppc-2.9.1-47.1

qemu-ppc-debuginfo-2.9.1-47.1

qemu-s390-2.9.1-47.1

qemu-s390-debuginfo-2.9.1-47.1

qemu-testsuite-2.9.1-47.2

qemu-tools-2.9.1-47.1

qemu...

Read the Full Advisory

References

https://www.suse.com/security/cve/CVE-2018-11806.html

https://www.suse.com/security/cve/CVE-2018-12617.html

https://www.suse.com/security/cve/CVE-2018-3639.html

https://bugzilla.suse.com/1092885

https://bugzilla.suse.com/1094725

https://bugzilla.suse.com/1096223

https://bugzilla.suse.com/1098735

--

Announcement ID: openSUSE-SU-2018:3709-1
Rating: moderate
Affected Products: openSUSE Leap 42.3 le.

Topics%20covered

Topics Covered

security advisory moderate severity DoS threat integer overflow openSUSE qemu

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