The netmonrec_comment_destroy 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.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - The netmonrec_comment_destroy 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. (CVE-2018-6836)

Note that Nessus relies on the presence of the package as reported by the vendor.

Removing dependency on wireshark metapackage from wireshark-cli

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Added wireshark-qt to wireshark metapackage

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  - New version 2.4.5

  - Contains fixes for CVE-2018-7419, CVE-2018-7418,     CVE-2018-7417, CVE-2018-7420, CVE-2018-7320,     CVE-2018-7336, CVE-2018-7337, CVE-2018-7334,     CVE-2018-7335, CVE-2018-6836, CVE-2018-5335,     CVE-2018-5334, CVE-2017-6014, CVE-2017-9616,     CVE-2017-9617, CVE-2017-9766

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Severity
221916	Linux Distros Unpatched Vulnerability : CVE-2018-6836	Nessus	Misc.	critical
120757	Fedora 28 : 1:wireshark (2018-bfdad62cd6)	Nessus	Fedora Local Security Checks	critical
108674	Fedora 27 : 1:wireshark (2018-cdf3f8e8b0)	Nessus	Fedora Local Security Checks	critical

Detections

Analytics

CVE-2018-6836

critical

Tenable Plugins

critical

critical

critical