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gentooGentoo FoundationGLSA-201811-07
HistoryNov 10, 2018 - 12:00 a.m.

Pango: Denial of service

2018-11-1000:00:00
Gentoo Foundation
security.gentoo.org
487

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.022 Low

EPSS

Percentile

89.3%

Background

Library for layout and rendering of internationalized text.

Description

Processing certain invalid Emoji sequences in a GTK+ application can trigger a reachable assertion resulting in an application crash.

Impact

A remote attacker could provide a specially crafted Emoji sequences, possibly resulting in a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All Pango users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=x11-libs/pango-1.42.4"
OSVersionArchitecturePackageVersionFilename
Gentooanyallx11-libs/pango< 1.42.4UNKNOWN

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.022 Low

EPSS

Percentile

89.3%