CVE-2025-40843
5.9 · MEDIUMOverview
CVE-2025-40843 is a medium-severity vulnerability affecting ericsson codechecker. It was published on October 28, 2025 and has a CVSS 3.1 base score of 5.9 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
CodeChecker is an analyzer tooling, defect database and viewer extension for the Clang Static Analyzer and Clang Tidy.
CodeChecker versions up to 6.26.1 contain a buffer overflow vulnerability in the internal ldlogger library, which is executed by the CodeChecker log command.
This issue affects CodeChecker: through 6.26.1.
Remediation
Check the references section for vendor advisories and patches from ericsson. Update codechecker to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| ericsson | codechecker | >= 0, < 6.26.2 | Affected |
Frequently Asked Questions
What is CVE-2025-40843?
CVE-2025-40843 is a medium-severity vulnerability affecting ericsson codechecker. It was published on October 28, 2025 and has a CVSS 3.1 base score of 5.9 (MEDIUM).
How severe is CVE-2025-40843?
This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2025-40843?
Check the references section for vendor advisories and patches from ericsson. Update codechecker to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2025-40843?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-40843 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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