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Fencer Intel
medium 5.0

CVE-2014-8767 json

Integer underflow in the olsr_print function in tcpdump 3.9.6 through 4.6.2, when in verbose mode, allows remote attackers to cause a denia…

published 2014-11-20 11 y ago modified 2026-06-17 4 mo ago also EUVD-2014-8598

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.5%
EPSS 5.5% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

Integer underflow in the olsr_print function in tcpdump 3.9.6 through 4.6.2, when in verbose mode, allows remote attackers to cause a denial of service (crash) via a crafted length value in an OLSR frame.

Patch / fix

  • tcpdump Debian 14, Debian 13, Debian 12 4.6.2-2

debian advisories DEBIAN-CVE-2014-8767

  • tcpdump Ubuntu 14.04 LTS 4.5.1-2ubuntu1.1

ubuntu advisories UBUNTU-CVE-2014-8767

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • libpcap SLES for SAP 12 SP2, SLES for SAP 12 SP1, SLES for Raspberry Pi 12 SP2 +8 more 1.8.1-9.1
  • tcpdump SLES for SAP 12 SP2, SLES for SAP 12 SP1, SLES for Raspberry Pi 12 SP2 +4 more 4.9.0-13.1

suse advisories SUSE-SU-2017:1110-1

  • tcpdump openSUSE Tumbleweed 4.7.4-3.4

opensuse advisories openSUSE-SU-2024:10396-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-8767 updated cvss 2.9

tcpdump: denial of service in verbose mode using malformed OLSR payload

  • Red Hat Enterprise Linux 5 tcpdump Red Hat Enterprise Linux 6 tcpdump Red Hat Enterprise Linux 7 tcpdump
    affected: no fix planned “Will not fix”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

5.47% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • packetstormsecurity.com http://packetstormsecurity.com/files/129155/tcpdump-4.6.2-OSLR-Denial-Of-Service.html referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org http://seclists.org/fulldisclosure/2014/Nov/47 referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/71150 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.