Bug 1760520 (CVE-2019-15166)

Summary: CVE-2019-15166 tcpdump: Buffer overflow in lmp_print_data_link_subobjs() in print-lmp.c
Product: [Other] Security Response Reporter: Pedro Sampaio <psampaio>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: luhliari, mlichvar, mruprich, msehnout, msekleta, msiddiqu, ravpatil, rschiron, rsunog, sbalasub, security-response-team, thozza
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: tcpdump 4.9.3 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2020-11-04 02:22:38 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1760626, 1791668, 1791669    
Bug Blocks: 1760628    

Description Pedro Sampaio 2019-10-10 17:37:42 UTC 
lmp_print_data_link_subobjs() in print-lmp.c in tcpdump before 4.9.3 lacks certain bounds checks.

Upstream patch:

https://github.com/the-tcpdump-group/tcpdump/commit/0b661e0aa61850234b64394585cf577aac570bf4

References:

https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES
Comment 1 Pedro Sampaio 2019-10-11 00:04:17 UTC 
Created tcpdump tracking bugs for this issue:

Affects: fedora-all [bug 1760626]
Comment 10 Product Security DevOps Team 2020-11-04 02:22:38 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-2019-15166
Comment 11 errata-xmlrpc 2020-11-04 03:41:32 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
Comment 12 Red Hat Bugzilla 2024-01-06 04:26:51 UTC 
The needinfo request[s] on this closed bug have been removed as they have been unresolved for 120 days