CVE-2015-4645 Information

Description

Integer overflow in the read_fragment_table_4 function in unsquash-4.c in Squashfs and sasquatch allows remote attackers to cause a denial of service (application crash) via a crafted input which triggers a stack-based buffer overflow.

CVSS Vector

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

Reference

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 https://bugzilla.redhat.com/show_bug.cgi?id=1234886 https://github.com/devttys0/sasquatch/pull/5 https://github.com/plougher/squashfs-tools/commit/f95864afe8833fe3ad782d714b41378e860977b1 https://security.gentoo.org/glsa/201701-73

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5