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CVE
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CVE-2016-4804

Date: (C)2016-06-13   (M)2017-12-13 


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.

CVSS Score: 2.1Access Vector: LOCAL
Exploit Score: 3.9Access Complexity: LOW
Impact Score: 2.9Authentication: NONE
 Confidentiality: NONE
 Integrity: NONE
 Availability: PARTIAL





Reference:
BID-90311
USN-2986-1
https://blog.fuzzing-project.org/44-dosfstools-fsck.vfat-Several-invalid-memory-accesses.html
https://github.com/dosfstools/dosfstools/commit/e8eff147e9da1185f9afd5b25948153a3b97cf52
https://github.com/dosfstools/dosfstools/issues/25
https://github.com/dosfstools/dosfstools/issues/26
openSUSE-SU-2016:1461
openSUSE-SU-2016:2233

CPE    7
cpe:/a:dosfstools_project:dosfstools:3.0.28
cpe:/o:novell:leap:42.1
cpe:/o:novell:opensuse:13.2
cpe:/o:canonical:ubuntu_linux:15.10
...
CWE    1
CWE-119
OVAL    3
oval:org.secpod.oval:def:110553
oval:org.secpod.oval:def:110597
oval:org.secpod.oval:def:703139

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