OracleVM 3.4 : qemu-kvm (OVMSA-2017-0043)

This script is Copyright (C) 2017 Tenable Network Security, Inc.


Synopsis :

The remote OracleVM host is missing a security update.

Description :

The remote OracleVM system is missing necessary patches to address
critical security updates :

-
kvm-cirrus_vga-fix-division-by-0-for-color-expansion-rop
.patch

-
kvm-cirrus_vga-fix-off-by-one-in-blit_region_is_unsafe.p
atch

-
kvm-display-cirrus-check-vga-bits-per-pixel-bpp-value.pa
tch

-
kvm-display-cirrus-ignore-source-pitch-value-as-needed-i
.patch

-
kvm-cirrus-handle-negative-pitch-in-cirrus_invalidate_re
.patch

-
kvm-cirrus-allow-zero-source-pitch-in-pattern-fill-rops.
patch

- kvm-cirrus-fix-blit-address-mask-handling.patch
[bz#1418230 bz#1419416]

- kvm-cirrus-fix-oob-access-issue-CVE-2017-2615.patch
[bz#1418230 bz#1419416]

- Resolves: bz#1418230 (CVE-2017-2615 qemu-kvm: Qemu:
display: cirrus: oob access while doing bitblt copy
backward mode [rhel-6.8.z])

- Resolves: bz#1419416 (CVE-2017-2615 qemu-kvm-rhev: Qemu:
display: cirrus: oob access while doing bitblt copy
backward mode [rhel-6.8.z])

- kvm-net-check-packet-payload-length.patch [bz#1398213]

- Resolves: bz#1398213 (CVE-2016-2857 qemu-kvm: Qemu: net:
out of bounds read in net_checksum_calculate
[rhel-6.8.z])

- kvm-virtio-introduce-virtqueue_unmap_sg.patch
[bz#1408389]

- kvm-virtio-introduce-virtqueue_discard.patch
[bz#1408389]

- kvm-virtio-decrement-vq-inuse-in-virtqueue_discard.patch
[bz#1408389]

-
kvm-balloon-fix-segfault-and-harden-the-stats-queue.patc
h [bz#1408389]

-
kvm-virtio-balloon-discard-virtqueue-element-on-reset.pa
tch [bz#1408389]

- kvm-virtio-zero-vq-inuse-in-virtio_reset.patch
[bz#1408389]

- Resolves: bz#1408389 ([RHEL6.8.z] KVM guest shuts itself
down after 128th reboot)

See also :

http://www.nessus.org/u?efb29ba9

Solution :

Update the affected qemu-img package.

Risk factor :

Low / CVSS Base Score : 2.1
(CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 1.9
(CVSS2#E:POC/RL:U/RC:ND)
Public Exploit Available : true

Family: OracleVM Local Security Checks

Nessus Plugin ID: 97409 ()

Bugtraq ID:

CVE ID: CVE-2016-2857
CVE-2017-2615

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