CVE-2016-4804

6.2 MEDIUM
Published: June 03, 2016 Modified: May 06, 2026
View on NVD

Description

The read_boot function in boot.c in dosfstools before 4.0 allows attackers to cause a denial of service (crash) via a crafted filesystem, which triggers a heap-based buffer overflow in the (1) read_fat function or an out-of-bounds heap read in (2) get_fat function.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-06/msg00001.html
Source: cve@mitre.org
http://lists.opensuse.org/opensuse-updates/2016-09/msg00014.html
Source: cve@mitre.org
http://www.securityfocus.com/bid/90311
Source: cve@mitre.org
http://www.ubuntu.com/usn/USN-2986-1
Source: cve@mitre.org
https://blog.fuzzing-project.org/44-dosfstools-fsck.vfat-Several-invalid-memory-accesses.html
Source: cve@mitre.org
Patch
https://github.com/dosfstools/dosfstools/commit/e8eff147e9da1185f9afd5b25948153a3b97cf52
Source: cve@mitre.org
https://github.com/dosfstools/dosfstools/issues/25
Source: cve@mitre.org
Patch Vendor Advisory
https://github.com/dosfstools/dosfstools/issues/26
Source: cve@mitre.org
Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/05/msg00028.html
Source: cve@mitre.org
http://lists.opensuse.org/opensuse-updates/2016-06/msg00001.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.opensuse.org/opensuse-updates/2016-09/msg00014.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/90311
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-2986-1
Source: af854a3a-2127-422b-91ae-364da2661108
https://blog.fuzzing-project.org/44-dosfstools-fsck.vfat-Several-invalid-memory-accesses.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
https://github.com/dosfstools/dosfstools/commit/e8eff147e9da1185f9afd5b25948153a3b97cf52
Source: af854a3a-2127-422b-91ae-364da2661108
https://github.com/dosfstools/dosfstools/issues/25
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
https://github.com/dosfstools/dosfstools/issues/26
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/05/msg00028.html
Source: af854a3a-2127-422b-91ae-364da2661108

18 reference(s) from NVD

Quick Stats

CVSS v3 Score
6.2 / 10.0
EPSS (Exploit Probability)
0.1%
31th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-119

Affected Vendors

opensuse canonical dosfstools_project

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