CVE-2012-5240: Buffer Overflow

Published Oct 4, 2012
·
Updated

Buffer overflow in the dissecttlv function in epan/dissectors/packet-ldp.c in the LDP dissector in Wireshark 1.8.x before 1.8.3 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a malformed packet.

Affected Software

3 affected components
Wireshark Wireshark=1.8.0
Wireshark Wireshark=1.8.1
Wireshark Wireshark=1.8.2

Event History

Oct 4, 2012
CVE Published
via MITRE·07:00 PM
Data Sourced
via MITRE·07:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2012-5240?

CVE-2012-5240 is classified as a denial of service vulnerability.

2

How do I fix CVE-2012-5240?

To fix CVE-2012-5240, update Wireshark to version 1.8.3 or later.

3

What versions of Wireshark are affected by CVE-2012-5240?

CVE-2012-5240 affects Wireshark versions 1.8.0, 1.8.1, and 1.8.2.

4

What kind of impact can CVE-2012-5240 have on systems?

CVE-2012-5240 can lead to application crashes or potentially other unspecified impacts.

5

Which function is responsible for the vulnerability in CVE-2012-5240?

The buffer overflow vulnerability in CVE-2012-5240 is found in the dissect_tlv function.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203