CVE-2015-8872 Integer overflow in n/a

Medium 6.2 Published Updated

Attackers can cause a denial of service and corrupt FAT12 filesystems via an off-by-two error in dosfstools.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2015-8872?

CVE-2015-8872 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 3 Jun 2016. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

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."

Weakness: CWE-189

Which versions are affected by CVE-2015-8872?

It affects 4 products.

Products include Canonical Ubuntu Linux, Dosfstools Project Dosfstools, Opensuse Leap, Opensuse Opensuse.

How do I fix CVE-2015-8872?

Upgrade to a fixed version.

Is CVE-2015-8872 being exploited?

There is no known exploitation of CVE-2015-8872 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2015-8872, GHSA-2vww-49j7-chwm, UBUNTU-CVE-2015-8872.

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