CVE-2017-7448

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Source
https://cve.org/CVERecord?id=CVE-2017-7448
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-7448.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2017-7448
Downstream
Published
2017-04-05T23:59:00.157Z
Modified
2026-07-08T16:53:34.183467Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

The allocatechannelframebuffer function in uncompressed_components.hh in Dropbox Lepton 1.2.1 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a malformed JPEG image.

References

Affected packages

Git / github.com/dropbox/lepton

Affected ranges

Type
GIT
Repo
https://github.com/dropbox/lepton
Events
Introduced
c378cbfa2daaa99e8828be7395013f94cedb1bcc
Last affected
c378cbfa2daaa99e8828be7395013f94cedb1bcc
Fixed
7789d99ac156adfd7bbf66e7824bd3e948a74cf7
Database specific 
{
    "cpe": "cpe:2.3:a:dropbox:lepton:1.2.1:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "1.2.1"
        },
        {
            "last_affected": "1.2.1"
        }
    ],
    "source": [
        "CPE_STRING",
        "REFERENCES"
    ]
}

Affected versions

1.*
1.2.1

Database specific

vanir_signatures_modified 
"2026-07-08T16:53:34Z"
vanir_signatures 
[
    {
        "target": {
            "file": "src/vp8/model/model.hh"
        },
        "id": "CVE-2017-7448-910aacf3",
        "digest": {
            "line_hashes": [
                "104845311606380076568842677017325723916",
                "199487273269160114457741564468247131006",
                "157679577332504595206723670414743180066",
                "338000704461876320734988242919132086596",
                "40073391338326186465395942658324346847"
            ],
            "threshold": 0.9
        },
        "deprecated": false,
        "signature_version": "v1",
        "signature_type": "Line",
        "source": "https://github.com/dropbox/lepton/commit/7789d99ac156adfd7bbf66e7824bd3e948a74cf7"
    },
    {
        "target": {
            "file": "src/lepton/uncompressed_components.hh"
        },
        "id": "CVE-2017-7448-9c5f61c0",
        "digest": {
            "line_hashes": [
                "300180288418872669232553092164351926291",
                "301080161881238933121730163318626242666",
                "141557665056054093696014674072908756801",
                "290644006959424437078299616216229851174",
                "29167694385379973089611876023557667337",
                "7971325174013206209265610457947140027"
            ],
            "threshold": 0.9
        },
        "deprecated": false,
        "signature_version": "v1",
        "signature_type": "Line",
        "source": "https://github.com/dropbox/lepton/commit/7789d99ac156adfd7bbf66e7824bd3e948a74cf7"
    }
]
source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-7448.json"