CVE-2023-39327 Openjpeg: malicious files can cause the program to enter a large loop
Attackers can cause denial of service by crafting malicious images that trigger infinite loops and excessive logging in applications using OpenJPEG.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2023-39327?
CVE-2023-39327 is a medium-severity denial of service vulnerability in Uclouvain Openjpeg, published on 13 Jul 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A flaw was found in OpenJPEG. Maliciously constructed pictures can cause the program to enter a large loop and continuously print warning messages on the terminal.
Weakness: CWE-400
Which versions are affected by CVE-2023-39327?
It affects 1 product.
Linux distribution packages (11)
openjpeg2 SUSE:Linux Enterprise Module for Basesystem 15 SP7 | All versions | 2.3.0-150000.3.24.1 |
openjpeg SUSE:Linux Enterprise Module for Desktop Applications 15 SP6 | All versions | 1.5.2-150000.4.15.1 |
openjpeg SUSE:Linux Enterprise Module for Desktop Applications 15 SP7 | All versions | 1.5.2-150000.4.15.1 |
openjpeg2 SUSE:Linux Enterprise Module for Package Hub 15 SP7 | All versions | 2.3.0-150000.3.24.1 |
openjpeg2 SUSE:Linux Enterprise Server 16.0 | All versions | 2.5.3-160000.3.1 |
openjpeg2 SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5 | All versions | 2.1.0-4.27.1 |
openjpeg2 SUSE:Linux Enterprise Server for SAP applications 16.0 | All versions | 2.5.3-160000.3.1 |
openjpeg openSUSE:Leap 15.6 | All versions | 1.5.2-150000.4.15.1 |
openjpeg2 openSUSE:Leap 15.6 | All versions | 2.3.0-150000.3.24.1 |
openjpeg2 openSUSE:Leap 16.0 | All versions | 2.5.3-160000.3.1 |
openjpeg2 openSUSE:Tumbleweed | All versions | 2.5.4-2.1 |
Products include Uclouvain Openjpeg.
How do I fix CVE-2023-39327?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-39327 being exploited?
There is no known exploitation of CVE-2023-39327 in the wild and no public exploit code.
Other vulnerabilities in Uclouvain Openjpeg
Sources
Also known as AZL-73323, AZL-73362, BELL-CVE-2023-39327, DEBIAN-CVE-2023-39327, ECHO-922c-69f1-6b97, GHSA-f7p4-6cq7-whmw and 12 more.