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Vulnérabilités / CVE-2018-6836

critique

CVE-2018-6836

wireshark: free operation on an uninitialized memory address in wiretap/netmon.c

Publiée Modifiée CWE 763
Dans la Trivy database depuis au moins le 24 oct. 2026, 07:11 UTCLa date d'entrée avant ce build n'est pas enregistrée.

Sévérité par source

NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat3.3CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Le label propre à Trivy est CRITICAL. Critique selon NVD. Plus basse selon Ubuntu (moyenne), Red Hat (faible).

Description

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.

Paquets affectés et versions corrigées

SourcePaquetCorrigé en
Red Hatwireshark, wireshark-cli, wireshark-devel et 1 autrespas de correctif indiqué
ubuntu 14.04wireshark2.6.3-1~ubuntu14.04.1
ubuntu 14.04-ESMwireshark2.6.3-1~ubuntu14.04.1
ubuntu 16.04wireshark2.6.3-1~ubuntu16.04.1
ubuntu 16.04-ESMwireshark2.6.3-1~ubuntu16.04.1
ubuntu 18.04wireshark2.6.3-1~ubuntu18.04.1
ubuntu 18.04-ESMwireshark2.6.3-1~ubuntu18.04.1
Afficher les 10 entrées de 7 sources
SourcePaquetCorrigé en
Red Hatwiresharkpas de correctif indiqué
Red Hatwireshark-clipas de correctif indiqué
Red Hatwireshark-develpas de correctif indiqué
Red Hatwireshark-gnomepas de correctif indiqué
ubuntu 14.04wireshark2.6.3-1~ubuntu14.04.1
ubuntu 14.04-ESMwireshark2.6.3-1~ubuntu14.04.1
ubuntu 16.04wireshark2.6.3-1~ubuntu16.04.1
ubuntu 16.04-ESMwireshark2.6.3-1~ubuntu16.04.1
ubuntu 18.04wireshark2.6.3-1~ubuntu18.04.1
ubuntu 18.04-ESMwireshark2.6.3-1~ubuntu18.04.1

Références

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.