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Fencer Intel
medium 5.0

CVE-2014-6421 json

Use-after-free vulnerability in the SDP dissector in Wireshark 1.10.x before 1.10.10 allows remote attackers to cause a denial of service (…

published 12y ago modified 4mo ago also EUVD-2014-6301

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

Use-after-free vulnerability in the SDP dissector in Wireshark 1.10.x before 1.10.10 allows remote attackers to cause a denial of service (application crash) via a crafted packet that leverages split memory ownership between the SDP and RTP dissectors.

Patch / fix

  • wireshark Debian 14, Debian 13, Debian 12 1.12.0~rc1-1

debian advisories DEBIAN-CVE-2014-6421

  • wireshark Ubuntu 14.04 LTS 2.6.3-1~ubuntu14.04.1
  • wireshark Ubuntu 16.04 LTS 2.6.3-1~ubuntu16.04.1
  • wireshark Ubuntu 18.04 LTS 2.6.3-1~ubuntu18.04.1

ubuntu advisories UBUNTU-CVE-2014-6421

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

  • wireshark RHEL 5 1.0.15-7.el5_11
  • wireshark-gnome RHEL 5 1.0.15-7.el5_11
  • wireshark RHEL 6 1.8.10-8.el6_6
  • wireshark RHEL 7 1.10.3-12.el7_0
  • wireshark-gnome RHEL 6 1.8.10-8.el6_6
  • wireshark-gnome RHEL 7 1.10.3-12.el7_0

red hat advisories RHSA-2014:1677RHSA-2014:1676

Is CVE-2014-6421 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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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-2014-6421 updated cvss 4.3

wireshark: RTP dissector crash (wnpa-sec-2014-12)

  • Red Hat Enterprise Linux (v. 5 server) wireshark 1.0.15-7.el5_11, wireshark-gnome 1.0.15-7.el5_11
    fixed: vendor fix RHSA-2014:1677
  • Red Hat Enterprise Linux Client (v. 7) wireshark 1.10.3-12.el7_0, wireshark-gnome 1.10.3-12.el7_0 Red Hat Enterprise Linux Client Optional (v. 7) wireshark 1.10.3-12.el7_0, wireshark-gnome 1.10.3-12.el7_0
    fixed: vendor fix RHSA-2014:1676
  • Red Hat Enterprise Linux Desktop (v. 5 client) wireshark 1.0.15-7.el5_11, wireshark-gnome 1.0.15-7.el5_11
    fixed: vendor fix RHSA-2014:1677
  • Red Hat Enterprise Linux Desktop (v. 6) wireshark 1.8.10-8.el6_6, wireshark-gnome 1.8.10-8.el6_6 Red Hat Enterprise Linux Desktop Optional (v. 6) wireshark 1.8.10-8.el6_6, wireshark-gnome 1.8.10-8.el6_6
    fixed: vendor fix RHSA-2014:1676
  • Red Hat Enterprise Linux Desktop Workstation (v. 5 client) wireshark 1.0.15-7.el5_11, wireshark-gnome 1.0.15-7.el5_11
    fixed: vendor fix RHSA-2014:1677
  • Red Hat Enterprise Linux Server (v. 6) wireshark 1.8.10-8.el6_6, wireshark-gnome 1.8.10-8.el6_6 Red Hat Enterprise Linux Server (v. 7) wireshark 1.10.3-12.el7_0, wireshark-gnome 1.10.3-12.el7_0 Red Hat Enterprise Linux Server Optional (v. 6) wireshark 1.8.10-8.el6_6, wireshark-gnome 1.8.10-8.el6_6 Red Hat Enterprise Linux Server Optional (v. 7) wireshark 1.10.3-12.el7_0, wireshark-gnome 1.10.3-12.el7_0 Red Hat Enterprise Linux Workstation (v. 6) wireshark 1.8.10-8.el6_6, wireshark-gnome 1.8.10-8.el6_6 Red Hat Enterprise Linux Workstation (v. 7) wireshark 1.10.3-12.el7_0, wireshark-gnome 1.10.3-12.el7_0
    +2 more products
    Red Hat Enterprise Linux Workstation Optional (v. 6) wireshark 1.8.10-8.el6_6, wireshark-gnome 1.8.10-8.el6_6 Red Hat Enterprise Linux Workstation Optional (v. 7) wireshark 1.10.3-12.el7_0, wireshark-gnome 1.10.3-12.el7_0
    fixed: vendor fix RHSA-2014:1676

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

2.91% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

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

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.