CVE-2016-8667

Publication date 4 November 2016

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

6.0 · Medium

Score breakdown

The rc4030_write function in hw/dma/rc4030.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (divide-by-zero error and QEMU process crash) via a large interval timer reload value.

Status

Package Ubuntu Release Status
qemu 21.04 hirsute
Fixed 1:2.8+dfsg-3ubuntu2.1
20.10 groovy
Fixed 1:2.8+dfsg-3ubuntu2.1
20.04 LTS focal
Fixed 1:2.8+dfsg-3ubuntu2.1
19.10 eoan
Fixed 1:2.8+dfsg-3ubuntu2.1
19.04 disco
Fixed 1:2.8+dfsg-3ubuntu2.1
18.10 cosmic
Fixed 1:2.8+dfsg-3ubuntu2.1
18.04 LTS bionic
Fixed 1:2.8+dfsg-3ubuntu2.1
17.10 artful
Fixed 1:2.8+dfsg-3ubuntu2.1
17.04 zesty
Fixed 1:2.8+dfsg-3ubuntu2.1
16.10 yakkety
Fixed 1:2.6.1+dfsg-0ubuntu5.4
16.04 LTS xenial
Fixed 1:2.5+dfsg-5ubuntu10.11
14.04 LTS trusty
Fixed 2.0.0+dfsg-2ubuntu1.33
12.04 LTS precise Not in release
qemu-kvm 21.04 hirsute Not in release
20.10 groovy Not in release
20.04 LTS focal Not in release
19.10 eoan Not in release
19.04 disco Not in release
18.10 cosmic Not in release
18.04 LTS bionic Not in release
17.10 artful Not in release
17.04 zesty Not in release
16.10 yakkety Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
12.04 LTS precise Ignored end of life

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
qemu

Severity score breakdown

Parameter Value
Base score 6.0 · Medium
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

References

Related Ubuntu Security Notices (USN)

Other references