CVE-2025-8836

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Source
https://cve.org/CVERecord?id=CVE-2025-8836
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-8836.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-8836
Downstream
Related
Published
2025-08-11T07:32:08Z
Modified
2026-08-12T15:15:04Z
Severity
  • 1.9 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator
Summary
JasPer JPEG2000 Encoder jpc_enc.c jpc_floorlog2 assertion
Details

A vulnerability was determined in JasPer up to 4.2.5. Affected by this issue is the function jpc_floorlog2 of the file src/libjasper/jpc/jpc_enc.c of the component JPEG2000 Encoder. The manipulation leads to reachable assertion. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The patch is identified as 79185d32d7a444abae441935b20ae4676b3513d4. It is recommended to apply a patch to fix this issue.

Database specific 
{
    "cna_assigner": "VulDB",
    "cwe_ids": [
        "CWE-617"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/8xxx/CVE-2025-8836.json"
}
References

Affected packages

Git / github.com/jasper-software/jasper

Affected ranges

Type
GIT
Repo
https://github.com/jasper-software/jasper
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
79185d32d7a444abae441935b20ae4676b3513d4
Database specific
Show details 
{
    "cpe": "cpe:2.3:a:jasper_project:jasper:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "4.2.5"
        }
    ],
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ]
}

Affected versions

4.*
4.2.0
4.2.1
4.2.2
4.2.3
4.2.4
4.2.5
Other
manual-version-mdadams-20220109-2039
manual-version-mdadams-20221103-1902
mdadams-clang-issue
version-1.*
version-1.900.1
version-1.900.10
version-1.900.11
version-1.900.12
version-1.900.13
version-1.900.14
version-1.900.15
version-1.900.16
version-1.900.17
version-1.900.18
version-1.900.19
version-1.900.2
version-1.900.20
version-1.900.21
version-1.900.22
version-1.900.23
version-1.900.24
version-1.900.25
version-1.900.26
version-1.900.27
version-1.900.28
version-1.900.29
version-1.900.3
version-1.900.30
version-1.900.31
version-1.900.4
version-1.900.5
version-1.900.6
version-1.900.7
version-1.900.8
version-1.900.9
version-2.*
version-2.0.0
version-2.0.0-beta.1
version-2.0.0-beta.2
version-2.0.1
version-2.0.10
version-2.0.11
version-2.0.12
version-2.0.13
version-2.0.14
version-2.0.15
version-2.0.16
version-2.0.19
version-2.0.2
version-2.0.20
version-2.0.21
version-2.0.21-rc1
version-2.0.22
version-2.0.22-rc1
version-2.0.23
version-2.0.24
version-2.0.25
version-2.0.26
version-2.0.27
version-2.0.28
version-2.0.29
version-2.0.3
version-2.0.31
version-2.0.32
version-2.0.33
version-2.0.4
version-2.0.5
version-2.0.6
version-2.0.7
version-2.0.8
version-2.0.9
version-3.*
version-3.0.0
version-3.0.0-rc1
version-3.0.0-rc2
version-3.0.1
version-3.0.2
version-3.0.3
version-3.0.4
version-3.0.5
version-3.0.6
version-4.*
version-4.0.0
version-4.0.0-rc1
version-4.0.1
version-4.0.1-rc1
version-4.1.0
version-4.1.0-rc1
version-4.1.0-rc2
version-4.1.1
version-4.1.1-rc1
version-4.1.2
version-4.2.0
version-4.2.0-rc1
version-4.2.1
version-4.2.2
version-4.2.3
version-4.2.4
version-4.2.5
version-4.2.6

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-8836.json"
vanir_signatures 
[
    {
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "2808549659230441258591704893260531483",
                "152350413999375798091580633165791648738",
                "89357717307011943669892499019798070010",
                "190462739332148733371919017627262449935"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2025-8836-7bab6148",
        "signature_type": "Line",
        "signature_version": "v1",
        "source": "https://github.com/jasper-software/jasper/commit/79185d32d7a444abae441935b20ae4676b3513d4",
        "target": {
            "file": "src/libjasper/jpc/jpc_t2dec.c"
        }
    },
    {
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "237912852561659326688265534140589776533",
                "254823429433087360657677579430210393627",
                "268898736995184040550984507750799762664",
                "205282901754745453981793837589784781698",
                "41444441923975013381984834143321666911",
                "70855659758594358193525234165504697482",
                "327894046701496686997637612650893001729",
                "109174680587702792380036493072285990714",
                "41345054949662030372973143754714765162",
                "180658253739375116473477615792864182852",
                "79315628157822258406844771310324878286",
                "67586316295195733854351168147717538049",
                "333982810349512912551522552036163560004",
                "334422485913351420634949697777867226372",
                "164139617763152545632729210789287158709"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2025-8836-e0a04d38",
        "signature_type": "Line",
        "signature_version": "v1",
        "source": "https://github.com/jasper-software/jasper/commit/79185d32d7a444abae441935b20ae4676b3513d4",
        "target": {
            "file": "src/libjasper/jpc/jpc_enc.c"
        }
    },
    {
        "deprecated": false,
        "digest": {
            "function_hash": "170950207524899007564644692247480375351",
            "length": 10255
        },
        "id": "CVE-2025-8836-e243c457",
        "signature_type": "Function",
        "signature_version": "v1",
        "source": "https://github.com/jasper-software/jasper/commit/79185d32d7a444abae441935b20ae4676b3513d4",
        "target": {
            "file": "src/libjasper/jpc/jpc_enc.c",
            "function": "cp_create"
        }
    }
]
vanir_signatures_modified 
"2026-08-12T15:15:04Z"