CVE-2022-40960
Published: 28 September 2022
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.
Notes
Author | Note |
---|---|
mdeslaur |
starting with Ubuntu 22.04, the firefox package is just a script that installs the Firefox snap |
Priority
Status
Package | Release | Status |
---|---|---|
firefox
Launchpad, Ubuntu, Debian |
bionic |
Released
(105.0+build2-0ubuntu0.18.04.1)
|
focal |
Released
(105.0+build2-0ubuntu0.20.04.1)
|
|
jammy |
Not vulnerable
(code not present)
|
|
kinetic |
Not vulnerable
(code not present)
|
|
lunar |
Not vulnerable
(code not present)
|
|
trusty |
Ignored
(end of standard support)
|
|
upstream |
Released
(105.0)
|
|
xenial |
Ignored
(end of standard support)
|
|
thunderbird
Launchpad, Ubuntu, Debian |
bionic |
Released
(1:102.4.2+build2-0ubuntu0.18.04.1)
|
focal |
Released
(1:102.4.2+build2-0ubuntu0.20.04.1)
|
|
jammy |
Released
(1:102.4.2+build2-0ubuntu0.22.04.1)
|
|
kinetic |
Not vulnerable
(1:102.3.0+build1-0ubuntu1)
|
|
lunar |
Not vulnerable
(1:102.3.0+build1-0ubuntu1)
|
|
trusty |
Ignored
(end of standard support)
|
|
upstream |
Released
(102.3)
|
|
xenial |
Ignored
(end of standard support)
|
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 |
References
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-40/#CVE-2022-40960
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-41/#CVE-2022-40960
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-42/#CVE-2022-40960
- https://ubuntu.com/security/notices/USN-5649-1
- https://ubuntu.com/security/notices/USN-5724-1
- https://www.cve.org/CVERecord?id=CVE-2022-40960
- NVD
- Launchpad
- Debian