CVE-2026-42798

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Source
https://cve.org/CVERecord?id=CVE-2026-42798
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-42798.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2026-42798
Downstream
BELL (1)
DEBIAN (1)
ECHO (1)
OESA (3)
openSUSE (1)
SUSE (3)
UBUNTU (1)
Related
openSUSE (1)
SUSE (3)
Published
2026-04-30T06:34:13Z
Modified
2026-10-22T16:17:46Z
Severity
  • 4.0 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L CVSS Calculator
Summary
[none]
Details

Little CMS (lcms2) 2.16 through 2.18 before 2.19 has an integer overflow in ParseCube in cmscgats.c.

Database specific 
{
    "cna_assigner": "mitre",
    "cwe_ids": [
        "CWE-190"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42798.json"
}
References

Affected packages

Git / github.com/mm2/little-cms

Affected ranges

Type
GIT
Repo
https://github.com/mm2/little-cms
Events
Introduced
453bafeb85b4ef96498866b7a8eadcc74dff9223
Fixed
b76633e60c8387a77268fb3359277ca25b5fd75c
Fixed
6a686019825a89b715d16671f18d049523354176
Database specific
Show details 
{
    "extracted_events": [
        {
            "range": [
                {
                    "introduced": "2.16"
                },
                {
                    "fixed": "2.19"
                }
            ],
            "source": "AFFECTED_FIELD",
            "strategy": "StandardRange"
        },
        {
            "range": [
                {
                    "fixed": "6a686019825a89b715d16671f18d049523354176"
                }
            ],
            "source": "REFERENCES_COMMIT"
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-42798.json"
vanir_signatures 
[
    {
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "48125503052806799131302153045295965068",
                "333516911092904047047677402211076674490",
                "87018497154464881209029786226199296176",
                "52464908092129656609021785358793548467"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2026-42798-41813dd1",
        "signature_type": "Line",
        "signature_version": "v1",
        "source": "https://github.com/mm2/little-cms/commit/6a686019825a89b715d16671f18d049523354176",
        "target": {
            "file": "src/cmscgats.c"
        }
    },
    {
        "deprecated": false,
        "digest": {
            "function_hash": "241377913223915282619040145021762931656",
            "length": 3079
        },
        "id": "CVE-2026-42798-fb6512ed",
        "signature_type": "Function",
        "signature_version": "v1",
        "source": "https://github.com/mm2/little-cms/commit/6a686019825a89b715d16671f18d049523354176",
        "target": {
            "file": "src/cmscgats.c",
            "function": "ParseCube"
        }
    }
]
vanir_signatures_modified 
"2026-10-22T16:17:46Z"