CVE-2017-2615
Publication date 1 February 2017
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
Quick emulator (QEMU) built with the Cirrus CLGD 54xx VGA emulator support is vulnerable to an out-of-bounds access issue. It could occur while copying VGA data via bitblt copy in backward mode. A privileged user inside a guest could use this flaw to crash the QEMU process resulting in DoS or potentially execute arbitrary code on the host with privileges of QEMU process on the host.
Status
Package | Ubuntu Release | Status |
---|---|---|
qemu | ||
20.04 LTS focal |
Not affected
|
|
18.04 LTS bionic |
Not affected
|
|
16.04 LTS xenial |
Fixed 1:2.5+dfsg-5ubuntu10.11
|
|
14.04 LTS trusty |
Fixed 2.0.0+dfsg-2ubuntu1.33
|
|
qemu-kvm | ||
20.04 LTS focal | Not in release | |
18.04 LTS bionic | Not in release | |
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
xen | ||
20.04 LTS focal |
Not affected
|
|
18.04 LTS bionic |
Not affected
|
|
16.04 LTS xenial |
Not affected
|
|
14.04 LTS trusty |
Fixed 4.4.2-0ubuntu0.14.04.11
|
|
Notes
Patch details
Package | Patch details |
---|---|
qemu |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.1 · Critical |
Attack vector | Network |
Attack complexity | Low |
Privileges required | High |
User interaction | None |
Scope | Changed |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-3261-1
- QEMU vulnerabilities
- 20 April 2017