CVE-2017-6469 — wireshark: LDSS dissector crash (wnpa-sec-2017-03)

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HIGH

wireshark: LDSS dissector crash (wnpa-sec-2017-03)

Published Mar 4, 2017

7.5

HIGH

CVSS 3.0

EPSS 3.01%

Description

In Wireshark 2.2.0 to 2.2.4 and 2.0.0 to 2.0.10, there is an LDSS dissector crash, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-ldss.c by ensuring that memory is allocated for a certain data structure.

Affected products

Red Hat Enterprise Linux 5

wireshark

Will not fix
Red Hat Enterprise Linux 6

wireshark

Will not fix
Red Hat Enterprise Linux 7

wireshark

Will not fix

Product	Package	State	Advisory
Red Hat Enterprise Linux 5	wireshark	Will not fix	n/a
Red Hat Enterprise Linux 6	wireshark	Will not fix	n/a
Red Hat Enterprise Linux 7	wireshark	Will not fix	n/a

Remediation

No remediation recorded yet.

Metrics

3.01% 0.03006

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.03006

Score over time

2021–2026

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (16 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	3.01% (0.03006)	86.92th	v5 (v2026.06.15)
Jun 15, 2026	2.92% (0.02924)	85.21th	v5 (v2026.06.15)
Nov 21, 2025	0.70% (0.00704)	71.33th	v4 (v2025.03.14)
Nov 18, 2025	2.04% (0.02045)	82.41th	v4 (v2025.03.14)
Mar 17, 2025	0.70% (0.00700)	70.30th	v4 (v2025.03.14)
Dec 12, 2024	0.22% (0.00219)	60.87th	v3 (v2023.03.01)
Nov 8, 2023	0.22% (0.00219)	59.70th	v3 (v2023.03.01)
Mar 7, 2023	0.15% (0.00153)	49.71th	v3 (v2023.03.01)
Mar 6, 2023	1.02% (0.01018)	40.69th	v2 (v2022.01.01)
Sep 10, 2022	1.02% (0.01018)	38.88th	v2 (v2022.01.01)
Apr 1, 2022	1.02% (0.01018)	36.86th	v2 (v2022.01.01)
Feb 4, 2022	1.02% (0.01018)	19.50th	v2 (v2022.01.01)
Feb 3, 2022	1.25% (0.01247)	30.57th	v1
Jan 6, 2022	1.25% (0.01247)	29.93th	v1
Sep 1, 2021	1.25% (0.01247)	68.62th	v1
Apr 14, 2021	1.25% (0.01247)	0.00th	v1

Weaknesses (1)

CWE-20

Improper Input Validation

References (9)

http://www.debian.org/security/2017/dsa-3811
vendor-advisoryx_refsource_DEBIANThird Party Advisory
http://www.securityfocus.com/bid/96577
vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
https://access.redhat.com/security/cve/CVE-2017-6469
Vendor Advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13346
x_refsource_CONFIRMIssue TrackingPatchVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1429579
Issue Tracking
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=4f753c127082d5e28abf482d6d175cbfee6661f7
x_refsource_CONFIRM
https://nvd.nist.gov/vuln/detail/CVE-2017-6469
https://www.cve.org/CVERecord?id=CVE-2017-6469
https://www.wireshark.org/security/wnpa-sec-2017-03.html
x_refsource_CONFIRMVendor Advisory

Link	Providers	Tags
http://www.debian.org/security/2017/dsa-3811		vendor-advisoryx_refsource_DEBIANThird Party Advisory
http://www.securityfocus.com/bid/96577		vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
https://access.redhat.com/security/cve/CVE-2017-6469		Vendor Advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13346		x_refsource_CONFIRMIssue TrackingPatchVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1429579		Issue Tracking
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=4f753c127082d5e28abf482d6d175cbfee6661f7		x_refsource_CONFIRM
https://nvd.nist.gov/vuln/detail/CVE-2017-6469
https://www.cve.org/CVERecord?id=CVE-2017-6469
https://www.wireshark.org/security/wnpa-sec-2017-03.html		x_refsource_CONFIRMVendor Advisory