Bug 1760463 (CVE-2018-14881) - CVE-2018-14881 tcpdump: Buffer over-read in bgp_capabilities_print() function in print-bgp.c
Summary: CVE-2018-14881 tcpdump: Buffer over-read in bgp_capabilities_print() function...
Status: NEW
Alias: CVE-2018-14881
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
Depends On: 1791715 1760626 1791714
Blocks: 1760628
TreeView+ depends on / blocked
Reported: 2019-10-10 15:16 UTC by Pedro Sampaio
Modified: 2020-01-16 21:33 UTC (History)
6 users (show)

Fixed In Version: tcpdump 4.9.3
Doc Type: If docs needed, set a value
Doc Text:
An out-of-bounds read vulnerability was discovered in tcpdump while printing BGP packets captured in a pcap file or coming from the network. A remote attacker may abuse this flaw by sending specially crafted packets that, when printed, would trigger the flaw and crash the application.
Clone Of:
Last Closed:

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Description Pedro Sampaio 2019-10-10 15:16:26 UTC
The BGP parser in tcpdump before 4.9.3 has a buffer over-read in print-bgp.c:bgp_capabilities_print() (BGP_CAPCODE_RESTART).

Upstream patch:




Comment 1 Pedro Sampaio 2019-10-11 00:04:36 UTC
Created tcpdump tracking bugs for this issue:

Affects: fedora-all [bug 1760626]

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