CVE-2024-0752

2024-01-2300:00:00

ubuntu.com

use-after-free crash

macos

busy system

exploit

vulnerability

firefox

versions < 122

CVSS3

6.5

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

AI Score

6.5

Confidence

Low

EPSS

0.001

Percentile

17.0%

JSON

A use-after-free crash could have occurred on macOS if a Firefox update
were being applied on a very busy system. This could have resulted in an
exploitable crash. This vulnerability affects Firefox < 122.

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