CVE-2022-42004 Uncontrolled Resource Consumption in FasterXML jackson-databind
Attackers can cause resource exhaustion via deeply nested arrays in jackson-databind, requiring specific deserialization configurations.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-42004?
CVE-2022-42004 is a high-severity denial of service vulnerability in Debian Debian Linux, published on 2 Oct 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In FasterXML jackson-databind before 2.13.4, resource exhaustion can occur because of a lack of a check in BeanDeserializer._deserializeFromArray to prevent use of deeply nested arrays. An application is vulnerable only with certain customized choices for deserialization.
Weakness: CWE-502
Which versions are affected by CVE-2022-42004?
4 open source packages ship an affected version, including com.fasterxml.jackson.core:jackson-databind. It affects 4 products.
| Package | Affected | Fixed in |
|---|---|---|
com.fasterxml.jackson.core:jackson-databind Maven | From 2.13.0 | 2.13.4 |
com.fasterxml.jackson.core:jackson-databind Maven | From 2.13.0 | 2.13.4 |
com.fasterxml.jackson.core:jackson-databind Maven | From 2.4.0-rc1 | 2.12.7.1 |
com.fasterxml.jackson.core:jackson-databind Maven | From 2.4.0-rc1 | 2.12.7.1 |
Products include Debian Debian Linux, Fasterxml Jackson-Databind, Netapp Oncommand Workflow Automation, Quarkus Quarkus.
How do I fix CVE-2022-42004?
Upgrade com.fasterxml.jackson.core:jackson-databind to a fixed version for your release line: 2.13.4 or 2.12.7.1.
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-2022-42004 being exploited?
There is no known exploitation of CVE-2022-42004 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as CLEANSTART-2025-CH13291, CLEANSTART-2026-GG82498, CLSA-2026-1792508658, DEBIAN-CVE-2022-42004, ECHO-3da0-1a0f-e0ac, GHSA-rgv9-q543-rqg4 and 7 more.