CVE-2020-26419
LOWWireshark 3.4.0 - Denial of Service via Memory Leak in Dissection Engine
Title source: llmDescription
Memory leak in the dissection engine in Wireshark 3.4.0 allows denial of service via packet injection or crafted capture file.
References (7)
Core 7
Core References
Vendor Advisory x_refsource_misc
https://www.wireshark.org/security/wnpa-sec-2020-19.html
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://gitlab.com/wireshark/wireshark/-/issues/17032
Third Party Advisory x_refsource_confirm
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26419.json
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/202101-12
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHWDZPWQJMLK64VFDWJC5SEGPNH6Y72Z/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M75HYXU36SP6GHIDPHNZGJKEO6TX4C4Y/
Patch, Third Party Advisory x_refsource_misc
https://www.oracle.com/security-alerts/cpuApr2021.html
Scores
CVSS v3
3.1
EPSS
0.0043
EPSS Percentile
62.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L
Details
CWE
CWE-401
Status
published
Products (4)
fedoraproject/fedora
32
fedoraproject/fedora
33
oracle/zfs_storage_appliance_kit
8.8
wireshark/wireshark
3.4.0
Published
Dec 11, 2020
Tracked Since
Feb 18, 2026