Red Hat Security Advisory 2021-2191-01 - 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.
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Red Hat Security Advisory
Synopsis: Moderate: tcpdump security update
Advisory ID: RHSA-2021:2191-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2191
Issue date: 2021-06-01
CVE Names: CVE-2018-10103 CVE-2018-10105
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1. Summary:
An update for tcpdump is now available for Red Hat Enterprise Linux 8.2
Extended Update Support.
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.
2. Relevant releases/architectures:
Red Hat Enterprise Linux AppStream EUS (v. 8.2) - aarch64, ppc64le, s390x, x86_64
3. 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):
* tcpdump: SMB data printing mishandled (CVE-2018-10103)
* tcpdump: SMB data printing mishandled (CVE-2018-10105)
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.
4. Solution:
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1760504 - CVE-2018-10103 tcpdump: SMB data printing mishandled
1760505 - CVE-2018-10105 tcpdump: SMB data printing mishandled
6. Package List:
Red Hat Enterprise Linux AppStream EUS (v. 8.2):
Source:
tcpdump-4.9.2-7.el8_2.src.rpm
aarch64:
tcpdump-4.9.2-7.el8_2.aarch64.rpm
tcpdump-debuginfo-4.9.2-7.el8_2.aarch64.rpm
tcpdump-debugsource-4.9.2-7.el8_2.aarch64.rpm
ppc64le:
tcpdump-4.9.2-7.el8_2.ppc64le.rpm
tcpdump-debuginfo-4.9.2-7.el8_2.ppc64le.rpm
tcpdump-debugsource-4.9.2-7.el8_2.ppc64le.rpm
s390x:
tcpdump-4.9.2-7.el8_2.s390x.rpm
tcpdump-debuginfo-4.9.2-7.el8_2.s390x.rpm
tcpdump-debugsource-4.9.2-7.el8_2.s390x.rpm
x86_64:
tcpdump-4.9.2-7.el8_2.x86_64.rpm
tcpdump-debuginfo-4.9.2-7.el8_2.x86_64.rpm
tcpdump-debugsource-4.9.2-7.el8_2.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2018-10103
https://access.redhat.com/security/cve/CVE-2018-10105
https://access.redhat.com/security/updates/classification/#moderate
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2021 Red Hat, Inc.
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