CVE-2016-4817

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Source
https://nvd.nist.gov/vuln/detail/CVE-2016-4817
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-4817.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2016-4817
Published
2016-06-19T01:59:11.903Z
Modified
2025-11-14T04:40:15.937625Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

lib/http2/connection.c in H2O before 1.7.3 and 2.x before 2.0.0-beta5 mishandles HTTP/2 disconnection, which allows remote attackers to cause a denial of service (use-after-free and application crash) or possibly execute arbitrary code via a crafted packet.

References

Affected packages

Git / github.com/h2o/h2o

Affected ranges

Type
GIT
Repo
https://github.com/h2o/h2o
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
1c0808d580da09fdec5a9a74ff09e103ea058dd4

Affected versions

v0.*

v0.9.0
v0.9.1
v0.9.2

v1.*

v1.0.0
v1.0.1
v1.1.0
v1.1.1
v1.2.0
v1.3.0
v1.3.0-beta1
v1.3.1
v1.4.0
v1.4.1
v1.4.2
v1.5.0
v1.5.0-beta1
v1.5.0-beta2
v1.5.0-beta3
v1.5.0-beta4
v1.5.1
v1.5.2
v1.5.3
v1.6.0
v1.6.0-beta1
v1.6.0-beta2
v1.7.0
v1.7.0-beta1
v1.7.0-beta2
v1.7.0-beta3
v1.7.0-beta4
v1.7.0-beta5
v1.7.1
v1.7.2

Database specific

vanir_signatures

[
    {
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "329239125789124087182915064940731376125",
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                "88220809129850639336858084392335629537",
                "264420450238353059047339551284803211427",
                "105768331291502333328196447212649985142",
                "101985462780240376266675775266166062940",
                "16853485741457918660628260381936812258",
                "288713173150179118716946275085263877024",
                "289826459888828424977032830879727587397",
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                "199625314356774529948513761081529147428",
                "209835943162243931517005908515314847205",
                "274342591813652804326888717120840676412",
                "60017146153803948156149809713385384696",
                "61231778414654015687969942411931505954",
                "323220998124955799820809640371820826541",
                "83630824525165648455721562733994244144",
                "29993085774509740062677308642609663815",
                "188889563878087960953354398331796175930",
                "129776294623353418334243229886839028024",
                "12779954271799651926114189920953886087",
                "328555839365560475332753126823504737131",
                "75534149408212975149345679727818638341",
                "309593389191819227610748371966607787432",
                "28627878095721931108278994499449785225",
                "71803716231536038745320003104207006781",
                "289130918354319889562547388440406977231",
                "275162912589252339225434569048670363574",
                "291958405221619009527991290958432627218",
                "295195926032936637007314322432550540456",
                "192071179894503489437241386203404076195",
                "280085862657928528487581404240480500535"
            ]
        },
        "source": "https://github.com/h2o/h2o/commit/1c0808d580da09fdec5a9a74ff09e103ea058dd4",
        "signature_type": "Line",
        "target": {
            "file": "lib/http2/connection.c"
        },
        "id": "CVE-2016-4817-59daa686",
        "signature_version": "v1",
        "deprecated": false
    },
    {
        "digest": {
            "function_hash": "9254488288664784072808278735934685341",
            "length": 218.0
        },
        "source": "https://github.com/h2o/h2o/commit/1c0808d580da09fdec5a9a74ff09e103ea058dd4",
        "signature_type": "Function",
        "target": {
            "function": "close_connection",
            "file": "lib/http2/connection.c"
        },
        "id": "CVE-2016-4817-5e1a9eba",
        "signature_version": "v1",
        "deprecated": false
    },
    {
        "digest": {
            "function_hash": "340094519555268223943403087251481593318",
            "length": 325.0
        },
        "source": "https://github.com/h2o/h2o/commit/1c0808d580da09fdec5a9a74ff09e103ea058dd4",
        "signature_type": "Function",
        "target": {
            "function": "on_read",
            "file": "lib/http2/connection.c"
        },
        "id": "CVE-2016-4817-c51e6c3b",
        "signature_version": "v1",
        "deprecated": false
    },
    {
        "digest": {
            "function_hash": "133981974142536589208943285040293713390",
            "length": 1165.0
        },
        "source": "https://github.com/h2o/h2o/commit/1c0808d580da09fdec5a9a74ff09e103ea058dd4",
        "signature_type": "Function",
        "target": {
            "function": "parse_input",
            "file": "lib/http2/connection.c"
        },
        "id": "CVE-2016-4817-d83e6edc",
        "signature_version": "v1",
        "deprecated": false
    }
]