CVE-2009-1387: Null Pointer Dereference

Published Jun 4, 2009
·
Updated

The dtls1retrievebufferedfragment function in ssl/d1both.c in OpenSSL before 1.0.0 Beta 2 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an out-of-sequence DTLS handshake message, related to a "fragment bug."

Affected Software

10 affected components
OpenSSL OpenSSL=1.0.0-beta1
OpenSSL OpenSSL<=0.9.8k
redhat Openssl=0.9.6-15
redhat Openssl=0.9.6b-3
redhat Openssl=0.9.7a-2
Canonical Ubuntu Linux=9.04
Canonical Ubuntu Linux=8.10
Canonical Ubuntu Linux=8.04
Canonical Ubuntu Linux=6.06
OpenSSL OpenSSL>=0.9.8<0.9.8m

Event History

Jun 4, 2009
CVE Published
via MITRE·04:00 PM
Data Sourced
via MITRE·04:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2009-1387?

CVE-2009-1387 has a severity rating that indicates it can lead to a denial of service, causing application crashes.

2

How do I fix CVE-2009-1387?

To fix CVE-2009-1387, upgrade to a version of OpenSSL after 1.0.0 Beta 2.

3

What is the impact of CVE-2009-1387?

CVE-2009-1387 can be exploited by remote attackers to crash the OpenSSL daemon through a NULL pointer dereference.

4

Which versions of OpenSSL are affected by CVE-2009-1387?

CVE-2009-1387 affects OpenSSL versions before 1.0.0 Beta 2, as well as some specific older versions.

5

Is CVE-2009-1387 targeted at specific operating systems?

CVE-2009-1387 impacts multiple operating systems where vulnerable versions of OpenSSL are deployed, including older versions of Ubuntu and Red Hat.

Contact

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