CVE-2016-8668
Published: 4 November 2016
The rocker_io_writel function in hw/net/rocker/rocker.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (out-of-bounds read and QEMU process crash) by leveraging failure to limit DMA buffer size.
Priority
Status
Package | Release | Status |
---|---|---|
qemu Launchpad, Ubuntu, Debian |
precise |
Does not exist
|
trusty |
Not vulnerable
(code not present)
|
|
upstream |
Needs triage
|
|
xenial |
Released
(1:2.5+dfsg-5ubuntu10.6)
|
|
yakkety |
Released
(1:2.6.1+dfsg-0ubuntu5.1)
|
|
Patches: upstream: http://git.qemu.org/?p=qemu.git;a=commit;h=8caed3d564672e8bc6d2e4c6a35228afd01f4723 |
||
qemu-kvm Launchpad, Ubuntu, Debian |
precise |
Not vulnerable
(code not present)
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
yakkety |
Does not exist
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.0 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | High |
User interaction | None |
Scope | Changed |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H |