Use After Free Affecting tcpdump package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.87% (54th percentile)

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  • Snyk IDSNYK-RHEL7-TCPDUMP-2340992
  • published14 Jan 2022
  • disclosed5 Jan 2022

Introduced: 5 Jan 2022

CVE-2021-41043  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 tcpdump.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tcpdump package and not the tcpdump package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

Use after free in tcpslice triggers AddressSanitizer, no other confirmed impact.

CVSS Base Scores

version 3.1