Integer overflow in Squashfs Project
CVE-2015-4645
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.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.032 (87.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.032 · newest: 0.032 · change: 0.000
Affected products
- Squashfs Project
- Fedoraproject Fedora — versions 21, 22
Weakness classification (CWE)
References
- lists.fedoraproject.org/pipermail/package-announce/2015-July/162171.html (vendor-advisory, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (VDB Entry, Third Party Advisory, Issue Tracking)
- github.com/devttys0/sasquatch/pull/5 (Third Party Advisory)
- lists.fedoraproject.org/pipermail/package-announce/2015-July/162226.html (vendor-advisory, Third Party Advisory)
- www.securityfocus.com/bid/75272 (VDB Entry, Third Party Advisory, vdb-entry)
- security.gentoo.org/glsa/201701-73 (vendor-advisory, VDB Entry, Third Party Advisory)
- github.com/plougher/squashfs-tools/commit/f95864afe8833fe3ad782d714b41378e86097… (Third Party Advisory)
Frequently asked questions
- What is CVE-2015-4645?
- CVE-2015-4645 is a medium-severity vulnerability in Squashfs Project, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2017-03-17.
- How severe is CVE-2015-4645?
- Medium severity. CVSS v3 base score is 5.5 out of 10.