Lucene search

K
ubuntucveUbuntu.comUB:CVE-2022-40960
HistorySep 28, 2022 - 12:00 a.m.

CVE-2022-40960

2022-09-2800:00:00
ubuntu.com
ubuntu.com
17
cve-2022-40960
url parser
non-utf-8
thread-safe
use-after-free
crash
firefox esr
thunderbird
firefox

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

43.9%

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
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchfirefox< 105.0+build2-0ubuntu0.18.04.1UNKNOWN
ubuntu20.04noarchfirefox< 105.0+build2-0ubuntu0.20.04.1UNKNOWN
ubuntu18.04noarchthunderbird< 1:102.4.2+build2-0ubuntu0.18.04.1UNKNOWN
ubuntu20.04noarchthunderbird< 1:102.4.2+build2-0ubuntu0.20.04.1UNKNOWN
ubuntu22.04noarchthunderbird< 1:102.4.2+build2-0ubuntu0.22.04.1UNKNOWN

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

43.9%