CVE-2022-40957

2022-09-2800:00:00

ubuntu.com

cve-2022-40957

firefox

arm64

crash

wasm code

exploit

thunderbird

vulnerability

esr

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

43.8%

JSON

Inconsistent data in instruction and data cache when creating wasm code
could lead to a potentially exploitable crash.<br>This bug only affects
Firefox on ARM64 platforms.. This vulnerability affects Firefox ESR <
102.3, Thunderbird < 102.3, and Firefox < 105.

Notes

Author	Note
tyhicks	mozjs contains a copy of the SpiderMonkey JavaScript engine
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
ubuntu18.04noarchmozjs38< anyUNKNOWN
ubuntu18.04noarchmozjs52< anyUNKNOWN
ubuntu20.04noarchmozjs52< anyUNKNOWN
ubuntu20.04noarchmozjs68< anyUNKNOWN
ubuntu22.04noarchmozjs78< anyUNKNOWN
ubuntu22.04noarchmozjs91< anyUNKNOWN
ubuntu18.04noarchthunderbird< 1:102.4.2+build2-0ubuntu0.18.04.1UNKNOWN
ubuntu20.04noarchthunderbird< 1:102.4.2+build2-0ubuntu0.20.04.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	firefox	< 105.0+build2-0ubuntu0.18.04.1	UNKNOWN
ubuntu	20.04	noarch	firefox	< 105.0+build2-0ubuntu0.20.04.1	UNKNOWN
ubuntu	18.04	noarch	mozjs38	< any	UNKNOWN
ubuntu	18.04	noarch	mozjs52	< any	UNKNOWN
ubuntu	20.04	noarch	mozjs52	< any	UNKNOWN
ubuntu	20.04	noarch	mozjs68	< any	UNKNOWN
ubuntu	22.04	noarch	mozjs78	< any	UNKNOWN
ubuntu	22.04	noarch	mozjs91	< any	UNKNOWN
ubuntu	18.04	noarch	thunderbird	< 1:102.4.2+build2-0ubuntu0.18.04.1	UNKNOWN
ubuntu	20.04	noarch	thunderbird	< 1:102.4.2+build2-0ubuntu0.20.04.1	UNKNOWN