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OVAL Definitions
>
OVAL Definition Details
Id
oval:com.altx-soft.nix:def:28551
[Rus]
Version
4
Class
patch
ALTXid
165442
Language
English
Severity
High
Title
DSA-3925-1 -- qemu -- security update
Description
Multiple vulnerabilities were found in qemu, a fast processor emulator.
Family
unix
Platform
Debian 9
Product
qemu
Reference
VENDOR: DSA-3925-1
VENDOR: DSA-3925-1
Id:
DSA-3925-1
Reference:
https://www.debian.org/security/dsa-3925
CVE: CVE-2017-9524
CVE: CVE-2017-9524
Id:
CVE-2017-9524
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9524
Comment
: The qemu-nbd server in QEMU (aka Quick Emulator), when built with the Network Block Device (NBD) Server support, allows remote attackers to cause a denial of service (segmentation fault and server crash) by leveraging failure to ensure that all initialization occurs before talking to a client in the nbd_negotiate function.
CVSSv2 Score:
5
Access vector:
NETWORK
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
PARTIAL
CVSSv2 Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSSv3 Score:
7.5
Attack vector:
NETWORK
Attack complexity:
LOW
Privileges required:
NONE
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE:
20 (Improper Input Validation)
References:
[qemu-devel] 20170608 [PATCH] nbd: Fix regression on resiliency to port scan (MLIST)
[qemu-devel] 20170526 [PATCH] nbd: Fully initialize client in case of failed negotiation (MLIST)
[oss-security] 20170612 CVE-2017-9524 Qemu: nbd: segmentation fault due to client non-negotiation (MLIST)
99011 (BID)
DSA-3925 (DEBIAN)
RHSA-2017:2408 (REDHAT)
RHSA-2017:1682 (REDHAT)
RHSA-2017:1681 (REDHAT)
CVE: CVE-2017-10806
CVE: CVE-2017-10806
Id:
CVE-2017-10806
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-10806
Comment
: Stack-based buffer overflow in hw/usb/redirect.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (QEMU process crash) via vectors related to logging debug messages.
CVSSv2 Score:
2.1
Access vector:
LOCAL
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
PARTIAL
CVSSv2 Vector:
AV:L/AC:L/Au:N/C:N/I:N/A:P
CVSSv3 Score:
5.5
Attack vector:
LOCAL
Attack complexity:
LOW
Privileges required:
LOW
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE:
787 (Out-of-bounds Write)
References:
[qemu-devel] 20170512 [PULL 2/6] usb-redir: fix stack overflow in usbredir_log_data (MLIST)
https://bugzilla.redhat.com/show_bug.cgi?id=1468496 (CONFIRM)
99475 (BID)
[oss-security] 20170707 CVE-2017-10806 Qemu: usb-redirect: stack buffer overflow in debug logging (MLIST)
DSA-3925 (DEBIAN)
[debian-lts-announce] 20180906 [SECURITY] [DLA 1497-1] qemu security update (MLIST)
CVE: CVE-2017-11334
CVE: CVE-2017-11334
Id:
CVE-2017-11334
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11334
Comment
: The address_space_write_continue function in exec.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds access and guest instance crash) by leveraging use of qemu_map_ram_ptr to access guest ram block area.
CVSSv2 Score:
2.1
Access vector:
LOCAL
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
PARTIAL
CVSSv2 Vector:
AV:L/AC:L/Au:N/C:N/I:N/A:P
CVSSv3 Score:
4.4
Attack vector:
LOCAL
Attack complexity:
LOW
Privileges required:
HIGH
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CWE:
125 (Out-of-bounds Read)
References:
[qemu-devel] 20170713 [PULL 21/41] exec: use qemu_ram_ptr_length to access guest ram (MLIST)
https://bugzilla.redhat.com/show_bug.cgi?id=1471638 (CONFIRM)
[oss-security] 20170717 CVE-2017-11334 Qemu: exec: oob access during dma operation (MLIST)
99895 (BID)
DSA-3925 (DEBIAN)
RHSA-2017:3369 (REDHAT)
RHSA-2017:3474 (REDHAT)
RHSA-2017:3473 (REDHAT)
RHSA-2017:3472 (REDHAT)
RHSA-2017:3471 (REDHAT)
RHSA-2017:3470 (REDHAT)
RHSA-2017:3466 (REDHAT)
USN-3575-1 (UBUNTU)
CVE: CVE-2017-11434
CVE: CVE-2017-11434
Id:
CVE-2017-11434
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11434
Comment
: The dhcp_decode function in slirp/bootp.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (out-of-bounds read and QEMU process crash) via a crafted DHCP options string.
CVSSv2 Score:
2.1
Access vector:
LOCAL
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
PARTIAL
CVSSv2 Vector:
AV:L/AC:L/Au:N/C:N/I:N/A:P
CVSSv3 Score:
5.5
Attack vector:
LOCAL
Attack complexity:
LOW
Privileges required:
LOW
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE:
125 (Out-of-bounds Read)
References:
[qemu-devel] 20170717 [PATCH] slirp: check len against dhcp options array end (MLIST)
https://bugzilla.redhat.com/show_bug.cgi?id=1472611 (CONFIRM)
[oss-security] 20170719 CVE-2017-11434 Qemu: slirp: out-of-bounds read while parsing dhcp options (MLIST)
99923 (BID)
DSA-3925 (DEBIAN)
[debian-lts-announce] 20180906 [SECURITY] [DLA 1497-1] qemu security update (MLIST)
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