Vulnerability Description
A flaw has been found in HdrHistogram up to 2.2.2. This affects the function org.HdrHistogram.AbstractHistogram.decodeFromByteBuffer of the file src/main/java/org/HdrHistogram/AbstractHistogram.java. This manipulation of the argument numberOfSignificantValueDigits causes uncontrolled memory allocation. The attack can only be executed locally. The exploit has been published and may be used. The actual existence of this vulnerability is currently in question. This issue is disputed due to the potential lack of crossing of security boundaries and the pre-requisites for a successful attack.
CVSS Score
LOW
Related Weaknesses (CWE)
References
- https://github.com/HdrHistogram/HdrHistogram/
- https://github.com/HdrHistogram/HdrHistogram/issues/220
- https://vuldb.com/cve/CVE-2026-14684
- https://vuldb.com/submit/846754
- https://vuldb.com/vuln/376280
- https://vuldb.com/vuln/376280/cti
FAQ
What is CVE-2026-14684?
CVE-2026-14684 is a vulnerability with a CVSS score of 3.3 (LOW). A flaw has been found in HdrHistogram up to 2.2.2. This affects the function org.HdrHistogram.AbstractHistogram.decodeFromByteBuffer of the file src/main/java/org/HdrHistogram/AbstractHistogram.java. ...
How severe is CVE-2026-14684?
CVE-2026-14684 has been rated LOW with a CVSS base score of 3.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-14684?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.