Numeric Errors Affecting dosfstools package, versions <4.0-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.42% (37th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-DOSFSTOOLS-320263
  • published3 Jun 2016
  • disclosed3 Jun 2016

Introduced: 3 Jun 2016

CVE-2015-8872  (opens in a new tab)
CWE-189  (opens in a new tab)

How to fix?

Upgrade Debian:unstable dosfstools to version 4.0-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream dosfstools package and not the dosfstools package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

The set_fat function in fat.c in dosfstools before 4.0 might allow attackers to corrupt a FAT12 filesystem or cause a denial of service (invalid memory read and crash) by writing an odd number of clusters to the third to last entry on a FAT12 filesystem, which triggers an "off-by-two error."

CVSS Base Scores

version 3.1