Multiple vulnerabilities in squashfs-tools

Published: 2017-03-17 | Updated: 2023-11-14

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2015-4645 CVE-2015-4646
CWE-ID	CWE-190 CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	squashfs-tools Other software / Other software solutions
Vendor	plougher

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Integer overflow

EUVDB-ID: #VU33418

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2015-4645

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within the read_fragment_table_4() function in unsquash-4.c . A remote attacker can pass specially crafted data to the application, trigger an integer overflow and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

squashfs-tools: 3.1 - 3.2

External links

http://lists.fedoraproject.org/pipermail/package-announce/2015-July/162171.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-July/162226.html
http://www.securityfocus.com/bid/75272
http://bugzilla.redhat.com/show_bug.cgi?id=1234886
http://github.com/devttys0/sasquatch/pull/5
http://github.com/plougher/squashfs-tools/commit/f95864afe8833fe3ad782d714b41378e860977b1
http://security.gentoo.org/glsa/201701-73

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Input validation error

EUVDB-ID: #VU83033