High 7.5Published Oct 3, 2019

CVE-2018-14464The LMP parser in tcpdump before 4.9.3 has a buffer over-read in print-lmp.c:lmp_print_data_link_subobjs().

Updated under an hour ago (Nov 2, 2026, 12:20 AM ET)

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It affects tcpdump and 5 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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The LMP parser in tcpdump before 4.9.3 has a buffer over-read in print-lmp.c:lmp_print_data_link_subobjs().

CVSS: 7.5 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-125
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

tcpdump tcpdump tcpdump:tcpdump	before 4.9.3	NVD
apple mac_os_x apple:mac_os_x	before 10.15.2	NVD
debian debian_linux debian:debian_linux	8.0; 9.0; 10.0	NVD
fedoraproject fedora fedoraproject:fedora	29; 30; 31	NVD
opensuse leap opensuse:leap	15.0; 15.1	NVD
redhat enterprise_linux redhat:enterprise_linux	7.0; 8.0	NVD

References

References

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html	third-party-advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html	third-party-advisory
http://seclists.org/fulldisclosure/2019/Dec/26	mailing-list, third-party-advisory
https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES	release-notes, third-party-advisory
https://github.com/the-tcpdump-group/tcpdump/commit/d97e94223720684c6aa740ff219e0d19426c2220	patch, third-party-advisory
https://lists.debian.org/debian-lts-announce/2019/10/msg00015.html	third-party-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/
https://seclists.org/bugtraq/2019/Dec/23	mailing-list, third-party-advisory
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The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.