CVE-2022-36317

Publication date 22 December 2022

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

When visiting a website with an overly long URL, the user interface would start to hang. Due to session restore, this could lead to a permanent Denial of Service.<br>*This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 103.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	22.10 kinetic	Not affected
	22.04 LTS jammy	Not affected
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Not affected
	16.04 LTS xenial	Ignored end of standard support
	14.04 LTS trusty	Not in release

Notes

mdeslaur

starting with Ubuntu 22.04, the firefox package is just a script that installs the Firefox snap

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	None
Integrity impact	None
Availability impact	High

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:N/I:N/A:H