CVE-2026-46728

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Source
https://cve.org/CVERecord?id=CVE-2026-46728
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-46728.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-46728
Aliases
Downstream
Published
2026-05-16T21:26:49Z
Modified
2026-09-13T08:09:15Z
Severity
  • 8.2 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

Das U-Boot before 2026.04 allows FIT (Flat Image Tree) signature verification bypass because hashed-nodes is omitted from a hash.

Database specific 
{
    "cna_assigner": "mitre",
    "cwe_ids": [
        "CWE-346"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46728.json"
}
References

Affected packages

Git / github.com/barebox/barebox

Affected ranges

Type
GIT
Repo
https://github.com/barebox/barebox
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
c3e3a36f1511a7b4f34061b7be118085b80f7165
Database specific
Show details 
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2026.04"
        }
    ],
    "source": "AFFECTED_FIELD"
}
Type
GIT
Repo
https://github.com/u-boot/u-boot
Events
Introduced
62c175fbb8a0f9a926c88294ea9f7e88eb898f6c
Fixed
88dc2788777babfd6322fa655df549a019aa1e69
Introduced
aa4f687977a449686498236722ee5e93d8b39918
Fixed
2092322b31cc8b1f8c9e2e238d1043ae0637b241
Database specific
Show details 
{
    "cpe": [
        "cpe:2.3:a:denx:u-boot:*:*:*:*:*:*:*:*",
        "cpe:2.3:a:denx:u-boot:2026.04:rc1:*:*:*:*:*:*",
        "cpe:2.3:a:denx:u-boot:2026.04:rc2:*:*:*:*:*:*",
        "cpe:2.3:a:denx:u-boot:2026.04:rc3:*:*:*:*:*:*"
    ],
    "extracted_events": [
        {
            "introduced": "2013.07"
        },
        {
            "fixed": "2026.04"
        },
        {
            "introduced": "2026.04-rc1"
        },
        {
            "last_affected": "2026.04-rc1"
        },
        {
            "introduced": "2026.04-rc2"
        },
        {
            "last_affected": "2026.04-rc2"
        },
        {
            "introduced": "2026.04-rc3"
        },
        {
            "last_affected": "2026.04-rc3"
        }
    ],
    "source": [
        "CPE_RANGE",
        "CPE_STRING",
        "REFERENCES"
    ]
}

Affected versions

2026.*
2026.04-rc1
2026.04-rc2
2026.04-rc3
v2009.*
v2009.12.0
v2010.*
v2010.02.0
v2010.03.0
v2010.04.0
v2010.05.0
v2010.06.0
v2010.07.0
v2010.08.0
v2010.09.0
v2010.10.0
v2010.11.0
v2010.12.0
v2011.*
v2011.01.0
v2011.02.0
v2011.03.0
v2011.04.0
v2011.05.0
v2011.06.0
v2011.07.0
v2011.08.0
v2011.09.0
v2011.10.0
v2011.11.0
v2011.12.0
v2012.*
v2012.01.0
v2012.02.0
v2012.03.0
v2012.04.0
v2012.05.0
v2012.06.0
v2012.07.0
v2012.08.0
v2012.09.0
v2012.10.0
v2012.11.0
v2012.12.0
v2013.*
v2013.01.0
v2013.02.0
v2013.03.0
v2013.04.0
v2013.05.0
v2013.06.0
v2013.07.0
v2013.08.0
v2013.09.0
v2013.10.0
v2013.11.0
v2013.12.0
v2014.*
v2014.01.0
v2014.02.0
v2014.03.0
v2014.04.0
v2014.05.0
v2014.06.0
v2014.07.0
v2014.08.0
v2014.09.0
v2014.10.0
v2014.11.0
v2014.12.0
v2015.*
v2015.01.0
v2015.02.0
v2015.03.0
v2015.04.0
v2015.05.0
v2015.06.0
v2015.07.0
v2015.08.0
v2015.09.0
v2015.10.0
v2015.11.0
v2015.12.0
v2016.*
v2016.01.0
v2016.02.0
v2016.03.0
v2016.04.0
v2016.05.0
v2016.06.0
v2016.07.0
v2016.08.0
v2016.09.0
v2016.10.0
v2016.11.0
v2017.*
v2017.01.0
v2017.02.0
v2017.03.0
v2017.04.0
v2017.05.0
v2017.06.0
v2017.07.0
v2017.08.0
v2017.09.0
v2017.10.0
v2017.11.0
v2017.12.0
v2018.*
v2018.01.0
v2018.02.0
v2018.03.0
v2018.04.0
v2018.05.0
v2018.06.0
v2018.07.0
v2018.08.0
v2018.09.0
v2018.10.0
v2018.11.0
v2018.12.0
v2019.*
v2019.01.0
v2019.02.0
v2019.03.0
v2019.04.0
v2019.05.0
v2019.06.0
v2019.07.0
v2019.08.0
v2019.09.0
v2019.10.0
v2019.11.0
v2019.12.0
v2020.*
v2020.01.0
v2020.02.0
v2020.03.0
v2020.04.0
v2020.05.0
v2020.06.0
v2020.07.0
v2020.08.0
v2020.09.0
v2020.10.0
v2020.11.0
v2020.12.0
v2021.*
v2021.01.0
v2021.02.0
v2021.03.0
v2021.05.0
v2021.06.0
v2021.07.0
v2021.08.0
v2021.10.0
v2021.11.0
v2021.12.0
v2022.*
v2022.01.0
v2022.02.0
v2022.03.0
v2022.04.0
v2022.05.0
v2022.06.0
v2022.08.0
v2022.09.0
v2022.10.0
v2022.11.0
v2022.12.0
v2023.*
v2023.01.0
v2023.02.0
v2023.03.0
v2023.04.0
v2023.05.0
v2023.06.0
v2023.07.0
v2023.07.1
v2023.08.0
v2023.09.0
v2023.10.0
v2023.11.0
v2023.12.0
v2024.*
v2024.01.0
v2024.02.0
v2024.03.0
v2024.04.0
v2024.05.0
v2024.07.0
v2024.08.0
v2024.09.0
v2024.12.0
v2025.*
v2025.01.0
v2025.02.0
v2025.03.0
v2025.04.0
v2025.05.0
v2025.06.0
v2025.07.0
v2025.08.0
v2025.09.0
v2025.10.0
v2025.11.0
v2025.12.0
v2026.*
v2026.01.0
v2026.02.0
v2026.03.0
v2026.04-rc1
v2026.04-rc2
v2026.04-rc3
v2026.04-rc4
v2026.04-rc5

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-46728.json"
vanir_signatures 
[
    {
        "deprecated": false,
        "digest": {
            "function_hash": "61476511265211322489234691185209633022",
            "length": 2591
        },
        "id": "CVE-2026-46728-2d416e2b",
        "signature_type": "Function",
        "signature_version": "v1",
        "source": "https://github.com/u-boot/u-boot/commit/2092322b31cc8b1f8c9e2e238d1043ae0637b241",
        "target": {
            "file": "boot/image-fit-sig.c",
            "function": "fit_config_check_sig"
        }
    },
    {
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "199845755856536493785040981818953131359",
                "58256958784612136463441703564888760140",
                "86420759343612273451179633433856749568",
                "212488960132846099073707322905907698689",
                "270901681994680327973728062567944641029",
                "5124685750080142862065854783214550859",
                "58161751335450215581142824634406291968",
                "306106242627394551591956888525752097073",
                "132078310464616091123136987406036144742",
                "268066561564862881936541033302239931853",
                "246594581939829105535749821428010886141",
                "254856171935699159946624828706241881874",
                "63763175237716043852459821285001732117",
                "83128102990219878779509248242108901922",
                "94467512169083276521947764252031847231",
                "10189400174683147799408031567418717759",
                "46141881756767524583559489867477455321",
                "142076630966531850314238513996910929797",
                "246228969617472144338971081753581191952",
                "323343017383306157588248529938425779640",
                "151621004989223316082403964585817686478",
                "94633250235579073806651497238470469861",
                "276434388489083647545581444590189365572",
                "89312361580864065932089984595123531182",
                "47503447572337737677786927643266675599",
                "181638036231892791023841184753050215251",
                "160842417670866525185843821177450365454",
                "249810529294296933454610888352505790799",
                "329582964168180835057421218688993516042",
                "158969329026156540096546050511953036458",
                "89743146300946587986491719817292432631",
                "254686665554854792230394052604420261413",
                "280036421997356930404331216353298472139",
                "10902650366102308470164448600737170664",
                "186914013701557109001548650678835241556",
                "325935170395870717179047392301893052506",
                "109585372454884176858139537203904702378",
                "179631887565995529930605864482713950307",
                "248913840231738375004323451141965235302",
                "138368160876278851841437515949412731049",
                "11713737184720447131757513419618125431",
                "145196808293442743676341426609802045666",
                "112111378678271055346165705565884071464",
                "330802772337629284216061972962077360722",
                "199187198181126044972318328316341319002",
                "337809962922773964380177708449872353567",
                "64934663256823766554742871528483744245",
                "294447060399958819424362251376259446314",
                "326513093519599228580678608396205192338",
                "108836518309660048239455031763825770211",
                "82870217423223961210265961983976514012",
                "51881923506033021026810556972517146027",
                "1173761973367586982275761209385344330",
                "156031902591418529050732923678490888327",
                "66137993377284136380492849620757499605",
                "91756530215957113991270921939193483950"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2026-46728-896b5aa5",
        "signature_type": "Line",
        "signature_version": "v1",
        "source": "https://github.com/u-boot/u-boot/commit/2092322b31cc8b1f8c9e2e238d1043ae0637b241",
        "target": {
            "file": "boot/image-fit-sig.c"
        }
    }
]
vanir_signatures_modified 
"2026-09-13T08:09:15Z"