Loop with Unreachable Exit Condition ('Infinite Loop') Affecting libpcap package, versions *


Severity

Recommended
low

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-RHEL6-LIBPCAP-6612816
  • published13 Apr 2024
  • disclosed12 Apr 2024

Introduced: 12 Apr 2024

CVE-2024-2397  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:6 libpcap.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libpcap package and not the libpcap package as distributed by RHEL. See How to fix? for RHEL:6 relevant fixed versions and status.

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.

CVSS Scores

version 3.1