CVE-2026-14683

A vulnerability was detected in HdrHistogram up to 2.2.2. Affected by this issue is the function org.HdrHistogram.AbstractHistogram.decodeFromCompressedByteBuffer of the file src/main/java/org/HdrHistogram/AbstractHistogram.java. The manipulation of the argument lengthOfCompressedContents results in uncontrolled memory allocation. The attack needs to be approached locally. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Database specific

{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/14xxx/CVE-2026-14683.json",
    "cna_assigner": "VulDB",
    "cwe_ids": [
        "CWE-400",
        "CWE-789"
    ],
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "2.2.0"
                },
                {
                    "last_affected": "2.2.0"
                }
            ],
            "source": "AFFECTED_FIELD"
        }
    ]
}

References

Affected packages

Git / github.com/hdrhistogram/hdrhistogram

Affected ranges

Type

GIT

Repo

https://github.com/hdrhistogram/hdrhistogram

Events

Introduced

05ea4e1f8bd3f623eeac1ebc7511e3cf9e56115d

Last affected

3ae7ae18d81887484974011c1c7a2bdc9178ab09

Database specific

{
    "extracted_events": [
        {
            "introduced": "2.2.1"
        },
        {
            "last_affected": "2.2.1"
        },
        {
            "introduced": "2.2.2"
        },
        {
            "last_affected": "2.2.2"
        }
    ],
    "source": "AFFECTED_FIELD"
}

Affected versions

2.*

2.2.1

2.2.2

HdrHistogram-2.*

HdrHistogram-2.2.1

HdrHistogram-2.2.2

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-14683.json"