Bug 1760509 (CVE-2018-14466) - CVE-2018-14466 tcpdump: Buffer over-read in print-icmp6.c
Summary: CVE-2018-14466 tcpdump: Buffer over-read in print-icmp6.c
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2018-14466
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
: 1817479 (view as bug list)
Depends On: 1760626 1791724 1791725
Blocks: 1760628 1817480
TreeView+ depends on / blocked
 
Reported: 2019-10-10 17:22 UTC by Pedro Sampaio
Modified: 2023-10-06 18:39 UTC (History)
7 users (show)

Fixed In Version: tcpdump 4.9.3
Doc Type: If docs needed, set a value
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Clone Of:
Environment:
Last Closed: 2020-11-04 02:22:22 UTC
Embargoed:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2020:4760 0 None None None 2020-11-04 03:41:13 UTC

Description Pedro Sampaio 2019-10-10 17:22:53 UTC 
The Rx parser in tcpdump before 4.9.3 has a buffer over-read in print-rx.c:rx_cache_find() and rx_cache_insert().

Upstream patch:

https://github.com/the-tcpdump-group/tcpdump/commit/c24922e692a52121e853a84ead6b9337f4c08a94

References:

https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES
Comment 1 Pedro Sampaio 2019-10-11 00:03:08 UTC 
Created tcpdump tracking bugs for this issue:

Affects: fedora-all [bug 1760626]
Comment 3 Stefan Cornelius 2020-03-27 17:25:44 UTC 
*** Bug 1817479 has been marked as a duplicate of this bug. ***
Comment 4 Product Security DevOps Team 2020-11-04 02:22:22 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2018-14466
Comment 5 errata-xmlrpc 2020-11-04 03:41:12 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2020:4760 https://access.redhat.com/errata/RHSA-2020:4760
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