---
title: "CVE-2019-9433\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2019-9433?format=md
keywords: index, follow
---

# CVE-2019-9433

Publication date 27 September 2019

Last updated 25 August 2025

---

Ubuntu priority

**Low**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

## Cvss 3 Severity Score

**6.5 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2019-9433?format=md#impact-score)

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## Description

In libvpx, there is a possible information disclosure due to improper input
validation. This could lead to remote information disclosure with no
additional execution privileges needed. User interaction is needed for
exploitation. Product: AndroidVersions: Android-10Android ID: A-80479354

[Read the notes from the security team](https://ubuntu.com/security/CVE-2019-9433?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| libvpx | 20.04 LTS focal | Not affected |
| 19.10 eoan | Not affected |
| 19.04 disco | Fixed 1.7.0-3ubuntu0.19.04.1 |
| 18.04 LTS bionic | Fixed 1.7.0-3ubuntu0.18.04.1 |
| 16.04 LTS xenial | Fixed 1.5.0-2ubuntu1.1 |
| 14.04 LTS trusty | Fixed 1.3.0-2ubuntu0.1~esm1  Ubuntu Pro |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)
* [Patch details](https://ubuntu.com/security/CVE-2019-9433?format=md#patch-details)

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## Notes

---

### [alexmurray](https://launchpad.net/~alexmurray)

fixed in revisions >= 1.8.0

### Patch details

For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)

| Package | Patch details |
| --- | --- |
| libvpx | * Upstream:   [52add58](https://github.com/webmproject/libvpx/commit/52add5896661d186dec284ed646a4b33b607d2c7) |

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

6.5 · Medium

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Network |
  | Attack complexity | Low |
  | Privileges required | None |
  | User interaction | Required |
  | Scope | Unchanged |
  | Confidentiality impact | High |
  | Integrity impact | None |
  | Availability impact | None |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 6.5 · Medium |
  | Exploitability score | - |
  | Impact score | - |

**Vector:** CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9433)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2019-9433)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2019-9433)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2019-9433)

### Related Ubuntu Security Notices (USN)

+ [USN-4199-1](https://usn.ubuntu.com/USN-4199-1)
+ libvpx vulnerabilities
+ 25 November 2019

+ [USN-4199-2](https://usn.ubuntu.com/USN-4199-2)
+ libvpx vulnerabilities
+ 15 July 2020

### Other references

* <https://source.android.com/security/bulletin/android-10>
* <https://www.openwall.com/lists/oss-security/2019/11/07/1>
* <https://chromium-review.googlesource.com/c/webm/libvpx/+/1070753>
* <https://www.cve.org/CVERecord?id=CVE-2019-9433>