What is the severity of CVE-2024-2397?

CVE-2024-2397 is classified as a critical vulnerability due to the potential for denial of service from an infinite loop.

How does CVE-2024-2397 exploit work?

CVE-2024-2397 exploits a bug in the management of packet data buffers in the PPP printer of tcpdump, leading to an infinite loop when processing a crafted DLT_PPP_SERIAL .pcap file.

How do I fix CVE-2024-2397?

To mitigate CVE-2024-2397, ensure you are using a version of tcpdump that is not between June 5, 2023, and March 21, 2024.

Which versions of tcpdump are affected by CVE-2024-2397?

CVE-2024-2397 affects tcpdump versions between 2023-06-05 and 2024-03-21.

Is there a patch available for CVE-2024-2397?

Yes, later releases of tcpdump after March 21, 2024, address the vulnerability CVE-2024-2397.

Vulnerability/
CVE-2024-2397

medium

6.2

CWE

835

12/4/2024

3/9/2024

CVE-2024-2397: infinite loop in the PPP printer of tcpdump

First published: Fri Apr 12 2024(Updated: )

Due to a bug in packet data buffers management, the PPP printer in tcpdump can enter an infinite loop when reading a crafted DLT_PPP_SERIAL .pcap savefile. This problem does not affect any tcpdump release, but it affected the git master branch from 2023-06-05 to 2024-03-21.

Credit: security@tcpdump.org

Affected Software	Affected Version	How to fix
tcpdump tcpdump	>=2023-06-05<2024-03-21

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Frequently Asked Questions

What is the severity of CVE-2024-2397?
CVE-2024-2397 is classified as a critical vulnerability due to the potential for denial of service from an infinite loop.
How does CVE-2024-2397 exploit work?
CVE-2024-2397 exploits a bug in the management of packet data buffers in the PPP printer of tcpdump, leading to an infinite loop when processing a crafted DLT_PPP_SERIAL .pcap file.
How do I fix CVE-2024-2397?
To mitigate CVE-2024-2397, ensure you are using a version of tcpdump that is not between June 5, 2023, and March 21, 2024.
Which versions of tcpdump are affected by CVE-2024-2397?
CVE-2024-2397 affects tcpdump versions between 2023-06-05 and 2024-03-21.
Is there a patch available for CVE-2024-2397?
Yes, later releases of tcpdump after March 21, 2024, address the vulnerability CVE-2024-2397.

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Frequently Asked Questions

What is the severity of CVE-2024-2397?
CVE-2024-2397 is classified as a critical vulnerability due to the potential for denial of service from an infinite loop.
How does CVE-2024-2397 exploit work?
CVE-2024-2397 exploits a bug in the management of packet data buffers in the PPP printer of tcpdump, leading to an infinite loop when processing a crafted DLT_PPP_SERIAL .pcap file.
How do I fix CVE-2024-2397?
To mitigate CVE-2024-2397, ensure you are using a version of tcpdump that is not between June 5, 2023, and March 21, 2024.
Which versions of tcpdump are affected by CVE-2024-2397?
CVE-2024-2397 affects tcpdump versions between 2023-06-05 and 2024-03-21.
Is there a patch available for CVE-2024-2397?
Yes, later releases of tcpdump after March 21, 2024, address the vulnerability CVE-2024-2397.