CVE-2014-3951: Null Pointer Dereference

Published Aug 21, 2014
·
Updated

The HZ module in the iconv implementation in FreeBSD 10.0 before p6 and NetBSD allows context-dependent attackers to cause a denial of service (NULL pointer dereference) via a crafted argument to the iconvopen function. NOTE: this issue was SPLIT per ADT2 due to different vulnerability types. CVE-2014-5384 is used for the NULL pointer dereference.

Affected Software

2 affected components
FreeBSD FreeBSD=10.0
NetBSD NetBSD

Event History

Aug 21, 2014
CVE Published
via MITRE·10:00 PM
Data Sourced
via MITRE·10:00 PM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2014-3951?

CVE-2014-3951 has a severity that can lead to denial of service due to a NULL pointer dereference.

2

How do I fix CVE-2014-3951?

To fix CVE-2014-3951, you should apply the latest patches from FreeBSD or NetBSD that address this vulnerability.

3

Which systems are affected by CVE-2014-3951?

CVE-2014-3951 affects FreeBSD version 10.0 before p6 and NetBSD due to a flaw in the iconv implementation.

4

What type of attack can be executed using CVE-2014-3951?

CVE-2014-3951 allows context-dependent attackers to execute a denial of service attack through a crafted argument to the iconv_open function.

5

Is CVE-2014-3951 exploitable remotely?

Yes, CVE-2014-3951 can be exploited remotely by attackers who can provide crafted inputs to the vulnerable function.

Contact

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