CVE-2024-3859

2024-04-1600:00:00

ubuntu.com

cve-2024-3859

32-bit

integer overflow

out-of-bounds-read

opentype font

firefox < 125

firefox esr < 115.10

mozjs

spidermonkey javascript engine

ubuntu 22.04

firefox snap

unix

5.4 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

10.4%

JSON

On 32-bit versions there were integer-overflows that led to an
out-of-bounds-read that potentially could be triggered by a malformed
OpenType font. This vulnerability affects Firefox < 125, Firefox ESR <
115.10, and Thunderbird < 115.10.

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
ubuntu20.04noarchfirefox< 125.0.2+build1-0ubuntu0.20.04.2UNKNOWN
ubuntu22.04noarchmozjs102< anyUNKNOWN
ubuntu23.10noarchmozjs102< anyUNKNOWN
ubuntu24.04noarchmozjs102< anyUNKNOWN
ubuntu18.04noarchmozjs38< anyUNKNOWN
ubuntu18.04noarchmozjs52< anyUNKNOWN
ubuntu20.04noarchmozjs52< anyUNKNOWN
ubuntu20.04noarchmozjs68< anyUNKNOWN
ubuntu22.04noarchmozjs78< anyUNKNOWN
ubuntu22.04noarchmozjs91< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	20.04	noarch	firefox	< 125.0.2+build1-0ubuntu0.20.04.2	UNKNOWN
ubuntu	22.04	noarch	mozjs102	< any	UNKNOWN
ubuntu	23.10	noarch	mozjs102	< any	UNKNOWN
ubuntu	24.04	noarch	mozjs102	< any	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