Multiple vulnerabilities in Libjxl

Published: 2025-07-16

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2024-11498 CVE-2024-11403
CWE-ID	CWE-121 CWE-787
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Libjxl Universal components / Libraries / Libraries used by multiple products
Vendor	Libjxl Project

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Stack-based buffer overflow

EUVDB-ID: #VU113001

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-11498

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when handling JPEG images. A remote unauthenticated attacker can trick the victim into opening a specially crafted image file, trigger a stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Libjxl: 0.7-base - 0.11.0

CPE2.3

External links

https://github.com/libjxl/libjxl/pull/3943
https://github.com/libjxl/libjxl/releases/tag/v0.7.2
https://github.com/libjxl/libjxl/releases/tag/v0.11.1
https://github.com/libjxl/libjxl/releases/tag/v0.10.4
https://github.com/libjxl/libjxl/releases/tag/v0.9.4
https://github.com/libjxl/libjxl/releases/tag/v0.8.4

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Out-of-bounds write

EUVDB-ID: #VU112999