medium
6.5
CWE
787 121
Advisory Published
Advisory Published
Updated

CVE-2022-38750: DoS in SnakeYAML

First published: Mon Sep 05 2022(Updated: )

A flaw was found in the snakeyaml package due to a stack-overflow in parsing YAML files. By persuading a victim to open a specially-crafted file, a remote attacker could cause the application to crash.

Credit: cve-coordination@google.com cve-coordination@google.com

Affected SoftwareAffected VersionHow to fix
redhat/candlepin<0:4.2.13-1.el8
0:4.2.13-1.el8
redhat/rh-sso7-keycloak<0:18.0.6-1.redhat_00001.1.el7
0:18.0.6-1.redhat_00001.1.el7
redhat/rh-sso7-keycloak<0:18.0.6-1.redhat_00001.1.el8
0:18.0.6-1.redhat_00001.1.el8
redhat/rh-sso7-keycloak<0:18.0.6-1.redhat_00001.1.el9
0:18.0.6-1.redhat_00001.1.el9
Snakeyaml Project Snakeyaml<1.31
Debian Debian Linux=10.0
redhat/snakeyaml<1.31
1.31
IBM Cloud Transformation Advisor<=2.0.1 - 3.3.1
maven/org.yaml:snakeyaml<1.31
1.31

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Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2022-38750?

    CVE-2022-38750 is a vulnerability found in the snakeyaml package that can be exploited to cause a denial of service (DoS) by triggering a stack overflow when parsing YAML files.

  • How does CVE-2022-38750 impact snakeyaml?

    CVE-2022-38750 can impact snakeyaml if it is used to parse untrusted YAML files, allowing attackers to crash the parser through a DoS attack.

  • What is the severity of CVE-2022-38750?

    CVE-2022-38750 has a severity rating of medium, with a severity value of 5.5.

  • Which software versions are affected by CVE-2022-38750?

    The affected software versions include snakeyaml version up to exclusive 1.31, candlepin version 0:4.2.13-1.el8, rh-sso7-keycloak versions 0:18.0.6-1.redhat_00001.1.el7, 0:18.0.6-1.redhat_00001.1.el8, and 0:18.0.6-1.redhat_00001.1.el9.

  • How can CVE-2022-38750 be fixed?

    To fix CVE-2022-38750, it is recommended to update to snakeyaml version 1.31 or later, or apply the specific remedies provided for candlepin and rh-sso7-keycloak versions.

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