Bug 1760445 (CVE-2018-16300) - CVE-2018-16300 tcpdump: Resource exhaustion in bgp_attr_print() function in print-bgp.c
Summary: CVE-2018-16300 tcpdump: Resource exhaustion in bgp_attr_print() function in p...
Keywords:
Status: NEW
Alias: CVE-2018-16300
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:
Depends On: 1760626
Blocks: 1760628
TreeView+ depends on / blocked
 
Reported: 2019-10-10 14:51 UTC by Pedro Sampaio
Modified: 2019-10-11 13:40 UTC (History)
6 users (show)

Fixed In Version: tcpdump 4.9.3
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Description Pedro Sampaio 2019-10-10 14:51:17 UTC
The BGP parser in tcpdump before 4.9.3 allows stack consumption in print-bgp.c:bgp_attr_print() because of unlimited recursion.

Upstream patch:

https://github.com/the-tcpdump-group/tcpdump/commit/af2cf04a9394c1a56227c2289ae8da262828294a

References:

https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES

Comment 1 Pedro Sampaio 2019-10-11 00:02:32 UTC
Created tcpdump tracking bugs for this issue:

Affects: fedora-all [bug 1760626]


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