Integer overflow in squashfs-tools - CVE-2015-4645
Published: March 17, 2017 / Updated: November 14, 2023
Vulnerability identifier: #VU33418
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2015-4645
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: plougher
Affected software:
squashfs-tools
squashfs-tools
Detailed vulnerability 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.
How to mitigate CVE-2015-4645
Install update from vendor's website.
Sources
- 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