Red Hat Security Advisory 2024-0769-03 - An update for tcpdump is now available for Red Hat Enterprise Linux 8. Issues addressed include a use-after-free vulnerability.
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The following advisory data is extracted from:
https://access.redhat.com/security/data/csaf/v2/advisories/2024/rhsa-2024_0769.json
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- Packet Storm Staff
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Red Hat Security Advisory
Synopsis: Moderate: tcpdump security update
Advisory ID: RHSA-2024:0769-03
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2024:0769
Issue date: 2024-02-12
Revision: 03
CVE Names: CVE-2021-41043
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Summary:
An update for tcpdump is now available for Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description:
The tcpdump packages contain the tcpdump utility for monitoring network traffic. The tcpdump utility can capture and display the packet headers on a particular network interface or on all interfaces.
Security Fix(es):
* tcpslice: use-after-free in extract_slice() (CVE-2021-41043)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Solution:
https://access.redhat.com/articles/11258
CVEs:
CVE-2021-41043
References:
https://access.redhat.com/security/updates/classification/#moderate
https://bugzilla.redhat.com/show_bug.cgi?id=2040392