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CVE-2022-1097

Published: 6 April 2022

<code>NSSToken</code> objects were referenced via direct points, and could have been accessed in an unsafe way on different threads, leading to a use-after-free and potentially exploitable crash. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
jammy
Released (1:1snap1-0ubuntu1)
kinetic
Released (1:1snap1-0ubuntu1)
lunar
Released (1:1snap1-0ubuntu1)
bionic
Released (99.0+build2-0ubuntu0.18.04.2)
focal
Released (99.0+build2-0ubuntu0.20.04.2)
trusty Does not exist

upstream Needs triage

impish
Released (99.0+build2-0ubuntu0.21.10.2)
xenial Ignored
(end of standard support)
thunderbird
Launchpad, Ubuntu, Debian
jammy Not vulnerable
(1:91.8.0+build2-0ubuntu1)
lunar Not vulnerable
(1:102.3.3+build1-0ubuntu1)
trusty Does not exist

upstream
Released (91.8)
xenial Ignored
(end of standard support)
kinetic Ignored
(end of life, was needs-triage)
bionic
Released (1:91.8.1+build1-0ubuntu0.18.04.1)
focal
Released (1:91.8.1+build1-0ubuntu0.20.04.1)
impish
Released (1:91.8.1+build1-0ubuntu0.21.10.1)

Severity score breakdown

Parameter Value
Base score 6.5
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