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CVE-2019-3886

Publication date 4 April 2019

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

5.4 · Medium

Score breakdown

An incorrect permissions check was discovered in libvirt 4.8.0 and above. The readonly permission was allowed to invoke APIs depending on the guest agent, which could lead to potentially disclosing unintended information or denial of service by causing libvirt to block.

Read the notes from the security team

Status

Package Ubuntu Release Status
libvirt 21.04 hirsute
Fixed 5.4.0-0ubuntu1
20.10 groovy
Fixed 5.4.0-0ubuntu1
20.04 LTS focal
Fixed 5.4.0-0ubuntu1
19.10 eoan
Fixed 5.4.0-0ubuntu1
19.04 disco
Fixed 5.0.0-1ubuntu2.3
18.10 cosmic
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected

Notes

mdeslaur

only a DoS, no information disclosure

Patch details

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

Package Patch details
libvirt

Severity score breakdown

Parameter Value
Base score 5.4 · Medium
Attack vector Adjacent
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality Low
Integrity impact None
Availability impact Low
Vector CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L