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CVE-2022-40960

Publication date 28 September 2022

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

Concurrent use of the URL parser with non-UTF-8 data was not thread-safe. This could lead to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.

Read the notes from the security team

Status

Package Ubuntu Release Status
firefox 23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
20.04 LTS focal
Fixed 105.0+build2-0ubuntu0.20.04.1
18.04 LTS bionic
Fixed 105.0+build2-0ubuntu0.18.04.1
16.04 LTS xenial Ignored end of standard support
14.04 LTS trusty Ignored end of standard support
thunderbird 23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Fixed 1:102.4.2+build2-0ubuntu0.22.04.1
20.04 LTS focal
Fixed 1:102.4.2+build2-0ubuntu0.20.04.1
18.04 LTS bionic
Fixed 1:102.4.2+build2-0ubuntu0.18.04.1
16.04 LTS xenial Ignored end of standard support
14.04 LTS trusty Ignored end of standard support

Notes

mdeslaur

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

Severity score breakdown

Parameter Value
Base score 6.5 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H