Use After Free Affecting tcpdump package, versions <14:4.9.3-3.el8_9.1.alma.1


Severity

Recommended
0.0
medium
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.87% (58th percentile)

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  • Snyk IDSNYK-ALMALINUX8-TCPDUMP-6243086
  • published12 Feb 2024
  • disclosed12 Feb 2024

Introduced: 12 Feb 2024

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

How to fix?

Upgrade AlmaLinux:8 tcpdump to version 14:4.9.3-3.el8_9.1.alma.1 or higher.
This issue was patched in ALSA-2024:0769.

NVD Description

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

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

CVSS Base Scores

version 3.1