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UbuntuUSN-5078-2

HistorySep 15, 2021 - 12:00 a.m.

Squashfs-Tools vulnerabilities

2021-09-1500:00:00

ubuntu.com

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.4 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.007 Low

EPSS

Percentile

80.7%

JSON

Releases

Ubuntu 16.04 ESM

Packages

squashfs-tools - Tools to create and modify squashfs filesystems

Details

USN-5078-1 fixed several vulnerabilities in Squashfs-Tools.
This update provides the corresponding update for Ubuntu 16.04 ESM.

Original advisory details:

Etienne Stalmans discovered that Squashfs-Tools mishandled certain
malformed SQUASHFS files. An attacker could use this vulnerability
to write arbitrary files to the filesystem. (CVE-2021-40153)

Richard Weinberger discovered that Squashfs-Tools mishandled certain
malformed SQUASHFS files. An attacker could use this vulnerability to
write arbitrary files to the filesystem. (CVE-2021-41072)

OSVersionArchitecturePackageVersionFilename
Ubuntu16.04noarchsquashfs-tools< 1:4.3-3ubuntu2.16.04.3+esm1UNKNOWN
Ubuntu16.04noarchsquashfs-tools< 1:4.3-3ubuntu2.16.04.3UNKNOWN
Ubuntu16.04noarchsquashfs-tools-dbg< 1:4.3-3ubuntu2.16.04.3UNKNOWN
Ubuntu16.04noarchsquashfs-tools-dbgsym< 1:4.3-3ubuntu2.16.04.3UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Ubuntu	16.04	noarch	squashfs-tools	< 1:4.3-3ubuntu2.16.04.3+esm1	UNKNOWN
Ubuntu	16.04	noarch	squashfs-tools	< 1:4.3-3ubuntu2.16.04.3	UNKNOWN
Ubuntu	16.04	noarch	squashfs-tools-dbg	< 1:4.3-3ubuntu2.16.04.3	UNKNOWN
Ubuntu	16.04	noarch	squashfs-tools-dbgsym	< 1:4.3-3ubuntu2.16.04.3	UNKNOWN