Out-of-bounds Read Affecting tcpdump package, versions <14:4.9.3-1.el8


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
1.22% (78th percentile)

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  • Snyk IDSNYK-CENTOS8-TCPDUMP-2083485
  • published26 Jul 2021
  • disclosed2 Oct 2019

Introduced: 2 Oct 2019

CVE-2018-16451  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Centos:8 tcpdump to version 14:4.9.3-1.el8 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tcpdump package and not the tcpdump package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

The SMB parser in tcpdump before 4.9.3 has buffer over-reads in print-smb.c:print_trans() for \MAILSLOT\BROWSE and \PIPE\LANMAN.

References

CVSS Base Scores

version 3.1