A vulnerability classified as problematic was found in illumos osnet-incorporation (affected version not known). This vulnerability affects the function bcopy/bzero of the component Comparison. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

illumos osnet-incorporation bcopy() and bzero() implementations make signed instead of unsigned comparisons allowing a system crash.

The bug was discovered 03/31/2017. The weakness was released 03/31/2017 (GitHub Repository). The advisory is shared for download at github.com. This vulnerability was named CVE-2016-6560 since 08/03/2016. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-117105, VDB-131185, VDB-138464 and VDB-148412.

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• illumos

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• osnet-incorporation

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• open-source

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