CVE-2019-14851
Publication date 18 March 2021
Last updated 26 August 2025
Ubuntu priority
Cvss 3 Severity Score
Description
A denial of service vulnerability was discovered in nbdkit. A client issuing a certain sequence of commands could possibly trigger an assertion failure, causing nbdkit to exit. This issue only affected nbdkit versions 1.12.7, 1.14.1, and 1.15.1.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| nbdkit | 25.10 questing |
Not affected
|
| 25.04 plucky |
Not affected
|
|
| 24.04 LTS noble |
Not affected
|
|
| 22.04 LTS jammy |
Not affected
|
|
| 20.04 LTS focal |
Not affected
|
|
| 18.04 LTS bionic | Not in release | |
| 16.04 LTS xenial |
Vulnerable
|
|
| 14.04 LTS trusty | Not in release |
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
References
Other references
- https://www.redhat.com/archives/libguestfs/2019-September/msg00272.html
- https://github.com/libguestfs/nbdkit/commit/a6b88b195a959b17524d1c8353fd425d4891dc5f
- https://github.com/libguestfs/nbdkit/commit/bf0d61883a2f02f4388ec10dc92d4c61c093679e
- https://github.com/libguestfs/nbdkit/commit/b2bc6683ea3cd1f6be694e8a681dfa411b7d15f3
- https://www.cve.org/CVERecord?id=CVE-2019-14851