CVE-2020-26420
Moderate
CVE-2020-26420
Memory leak in RTPS protocol dissector in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via packet injection or crafted capture file.
Exploit probability
2.6%
Published
December 11, 2020
Required by
Not available
Last source change
July 8, 2026
02 / AFFECTED SOFTWARE
Affected packages
29 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2020-26420
View original source
Memory leak in RTPS protocol dissector in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via packet injection or crafted capture file.
05 / REFERENCES
Further evidence
- https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26420.json
- https://gitlab.com/wireshark/wireshark/-/issues/16994
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M75HYXU36SP6GHIDPHNZGJKEO6TX4C4Y/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHWDZPWQJMLK64VFDWJC5SEGPNH6Y72Z/
- https://security.gentoo.org/glsa/202101-12
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.wireshark.org/security/wnpa-sec-2020-18.html