CVE-2025-40843

Buffer overflow in CodeChecker log command

CVSS 5.9 MEDIUMEPSS 0.2%CWE-121

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.9EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

28 Oct 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected products

Ericsson · CodeChecker

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References

https://github.com/Ericsson/codechecker/security/advisories/GHSA-5xf2-f6ch-6p8r