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GLSA-202007-38 : QtGui: Arbitrary code execution

critical Nessus Plugin ID 138961

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Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-202007-38 (QtGui: Arbitrary code execution)

 QtGui’s setMarkdown has a use-after-free related to QTextMarkdownImporter::insertBlock.
 Impact :

 A remote attacker could possibly execute arbitrary code with the privileges of the process, or cause a Denial of Service condition.
 Workaround :

 There is no known workaround at this time.

Solution

All QtGui users should upgrade to the latest version:
 # emerge --sync # emerge --ask --oneshot --verbose '>=dev-qt/qtgui-5.14.2' Note that the Qt suite is best kept in sync, so a world upgrade may be advisable to keep your system in a good state.

See Also

https://security.gentoo.org/glsa/202007-38

Plugin Details

Severity: Critical

ID: 138961

File Name: gentoo_GLSA-202007-38.nasl

Version: 1.3

Type: local

Published: 7/27/2020

Updated: 2/28/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2020-12267

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:qtgui, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/27/2020

Vulnerability Publication Date: 4/27/2020

Reference Information

CVE: CVE-2020-12267

GLSA: 202007-38