CVE-2018-6836

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Source

https://cve.org/CVERecord?id=CVE-2018-6836

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-6836.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2018-6836

Downstream

UBUNTU-CVE-2018-6836

Published

2018-02-08T07:29:01.197Z

Modified

2026-07-08T18:16:11.484126Z

Severity

9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

The netmonreccommentdestroy function in wiretap/netmon.c in Wireshark through 2.4.4 performs a free operation on an uninitialized memory address, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact.

References

Affected packages

Git / github.com/wireshark/wireshark

Affected ranges

Type

GIT

Repo

https://github.com/wireshark/wireshark

Events

Introduced

Last affected

90a7be11a4fdc292f2af40cd49ad7e1bce335dfc

Database specific

{
    "cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
    "source": "CPE_RANGE",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "2.4.4"
        }
    ]
}

Affected versions

Other

backups/ethereal@18706

ethereal-0-3-15

start

ethereal-0.*

ethereal-0.3.15

v1.*

v1.11.0

v1.11.0-rc1

v1.11.1

v1.11.1-rc1

v1.11.2

v1.11.2-rc1

v1.11.3

v1.11.3-rc1

v1.11.4-rc1

v1.99.0

v1.99.0-rc1

v1.99.1

v1.99.10rc0

v1.99.1rc0

v1.99.2

v1.99.2rc0

v1.99.3

v1.99.3rc0

v1.99.4

v1.99.4rc0

v1.99.5

v1.99.5rc0

v1.99.6

v1.99.6rc0

v1.99.7

v1.99.7rc0

v1.99.8

v1.99.8rc0

v1.99.9

v1.99.9rc0

v2.*

v2.1.0

v2.1.0rc0

v2.1.1

v2.1.1rc0

v2.1.2rc0

v2.3.0rc0

v2.4.0

v2.4.0rc0

v2.4.0rc1

v2.4.0rc2

v2.4.1

v2.4.1rc0

v2.4.2

v2.4.2rc0

v2.4.3

v2.4.3rc0

v2.4.4

v2.4.4rc0

wireshark-1.*

wireshark-1.11.3

wireshark-1.99.0

wireshark-1.99.1

wireshark-1.99.2

wireshark-1.99.3

wireshark-1.99.4

wireshark-1.99.5

wireshark-1.99.6

wireshark-1.99.7

wireshark-1.99.8

wireshark-1.99.9

wireshark-2.*

wireshark-2.1.0

wireshark-2.1.1

wireshark-2.4.0

wireshark-2.4.1

wireshark-2.4.2

wireshark-2.4.3

wireshark-2.4.4

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-6836.json"

Git / gitlab.com/wireshark/wireshark