CVE-2019-18391

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Source
https://nvd.nist.gov/vuln/detail/CVE-2019-18391
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-18391.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2019-18391
Downstream
Related
Published
2019-12-23T16:15:11Z
Modified
2025-10-15T10:36:22.166117Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A heap-based buffer overflow in the vrendrenderertransferwriteiov function in vrendrenderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service via VIRGLCCMDRESOURCEINLINE_WRITE commands.

References

Affected packages

Git / gitlab.freedesktop.org/virgl/virglrenderer

Affected ranges

Type
GIT
Repo
https://gitlab.freedesktop.org/virgl/virglrenderer
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
2abeb1802e3c005b17a7123e382171b3fb665971

Affected versions

virglrenderer-0.*

virglrenderer-0.2.0
virglrenderer-0.4.0
virglrenderer-0.5.0
virglrenderer-0.6.0
virglrenderer-0.7.0
virglrenderer-0.8.0

Database specific

vanir_signatures

[
    {
        "signature_type": "Line",
        "id": "CVE-2019-18391-63b8d975",
        "source": "https://gitlab.freedesktop.org/virgl/virglrenderer@2abeb1802e3c005b17a7123e382171b3fb665971",
        "signature_version": "v1",
        "deprecated": false,
        "target": {
            "file": "src/vrend_renderer.c"
        },
        "digest": {
            "line_hashes": [
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                "82080927564456806118201595730806083281",
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                "179374455104432204473931856842977731797",
                "246807098594516868691158148183117145951",
                "222831613115720448266449545946457512616",
                "74242174258136130087693362986902961587",
                "3502818426200585911477805202201942903",
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                "290125616691850514668800301380185149003",
                "171665016758568753867956158656064040453"
            ],
            "threshold": 0.9
        }
    },
    {
        "signature_type": "Function",
        "id": "CVE-2019-18391-74eaed2f",
        "source": "https://gitlab.freedesktop.org/virgl/virglrenderer@2abeb1802e3c005b17a7123e382171b3fb665971",
        "signature_version": "v1",
        "deprecated": false,
        "target": {
            "function": "vrend_renderer_transfer_write_iov",
            "file": "src/vrend_renderer.c"
        },
        "digest": {
            "function_hash": "118250254458798477934576909953554061388",
            "length": 7210.0
        }
    }
]