CVE-2018-6836

2018-02-0800:00:00

ubuntu.com

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.008 Low

EPSS

Percentile

81.2%

JSON

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.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchwireshark< 2.6.3-1~ubuntu18.04.1UNKNOWN
ubuntu14.04noarchwireshark< 2.6.3-1~ubuntu14.04.1UNKNOWN
ubuntu16.04noarchwireshark< 2.6.3-1~ubuntu16.04.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	wireshark	< 2.6.3-1~ubuntu18.04.1	UNKNOWN
ubuntu	14.04	noarch	wireshark	< 2.6.3-1~ubuntu14.04.1	UNKNOWN
ubuntu	16.04	noarch	wireshark	< 2.6.3-1~ubuntu16.04.1	UNKNOWN