CVE-2017-7980

Publication date 21 April 2017

Last updated 25 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.8 · High

Score breakdown

Description

Heap-based buffer overflow in Cirrus CLGD 54xx VGA Emulator in Quick Emulator (Qemu) 2.8 and earlier allows local guest OS users to execute arbitrary code or cause a denial of service (crash) via vectors related to a VNC client updating its display after a VGA operation.

Status

Package Ubuntu Release Status
qemu 21.04 hirsute
Fixed in 1:2.8+dfsg-3ubuntu3
20.10 groovy
Fixed in 1:2.8+dfsg-3ubuntu3
20.04 LTS focal
Fixed in 1:2.8+dfsg-3ubuntu3
19.10 eoan
Fixed in 1:2.8+dfsg-3ubuntu3
19.04 disco
Fixed in 1:2.8+dfsg-3ubuntu3
18.10 cosmic
Fixed in 1:2.8+dfsg-3ubuntu3
18.04 LTS bionic
Fixed in 1:2.8+dfsg-3ubuntu3
17.10 artful
Fixed in 1:2.8+dfsg-3ubuntu3
17.04 zesty
Fixed in 1:2.8+dfsg-3ubuntu2.2
16.10 yakkety
Fixed in 1:2.6.1+dfsg-0ubuntu5.5
16.04 LTS xenial
Fixed in 1:2.5+dfsg-5ubuntu10.14
14.04 LTS trusty
Fixed in 2.0.0+dfsg-2ubuntu1.34
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

CVSS version: CVSS v3.0

Base score 7.8 · High

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

Other references

Access our resources on patching vulnerabilities