CVE-2018-10839

Publication date 16 October 2018

Last updated 24 July 2024


Ubuntu priority

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

Qemu emulator <= 3.0.0 built with the NE2000 NIC emulation support is vulnerable to an integer overflow, which could lead to buffer overflow issue. It could occur when receiving packets over the network. A user inside guest could use this flaw to crash the Qemu process resulting in DoS.

Status

Package Ubuntu Release Status
qemu 21.04 hirsute
Fixed 1:2.12+dfsg-3ubuntu9
20.10 groovy
Fixed 1:2.12+dfsg-3ubuntu9
20.04 LTS focal
Fixed 1:2.12+dfsg-3ubuntu9
19.10 eoan
Fixed 1:2.12+dfsg-3ubuntu9
19.04 disco
Fixed 1:2.12+dfsg-3ubuntu9
18.10 cosmic
Fixed 1:2.12+dfsg-3ubuntu8.1
18.04 LTS bionic
Fixed 1:2.11+dfsg-1ubuntu7.8
16.04 LTS xenial
Fixed 1:2.5+dfsg-5ubuntu10.33
14.04 LTS trusty
Fixed 2.0.0+dfsg-2ubuntu1.44
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
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release

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 6.5 · Medium
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-3826-1
    • QEMU vulnerabilities
    • 26 November 2018

Other references