CVE-2021-3700

2022-02-2400:00:00

ubuntu.com

4.4 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

6.4 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

12.6%

JSON

A use-after-free vulnerability was found in usbredir in versions prior to
0.11.0 in the usbredirparser_serialize() in
usbredirparser/usbredirparser.c. This issue occurs when serializing large
amounts of buffered write data in the case of a slow or blocked
destination.

Bugs

<https://bugzilla.redhat.com/show_bug.cgi?id=1992830>

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchusbredir< 0.7.1-1ubuntu0.18.04.1UNKNOWN
ubuntu20.04noarchusbredir< 0.8.0-1ubuntu0.1UNKNOWN
ubuntu14.04noarchusbredir< 0.6-2ubuntu1.1+esm1UNKNOWN
ubuntu16.04noarchusbredir< 0.7.1-1ubuntu0.16.04.1~esm1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	usbredir	< 0.7.1-1ubuntu0.18.04.1	UNKNOWN
ubuntu	20.04	noarch	usbredir	< 0.8.0-1ubuntu0.1	UNKNOWN
ubuntu	14.04	noarch	usbredir	< 0.6-2ubuntu1.1+esm1	UNKNOWN
ubuntu	16.04	noarch	usbredir	< 0.7.1-1ubuntu0.16.04.1~esm1	UNKNOWN