CVE-2020-9431

HIGH

Wireshark < 2.6.14 - Memory Leak

Title source: rule

Description

In Wireshark 3.2.0 to 3.2.1, 3.0.0 to 3.0.8, and 2.6.0 to 2.6.14, the LTE RRC dissector could leak memory. This was addressed in epan/dissectors/packet-lte-rrc.c by adjusting certain append operations.

References (9)

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html

[Exploit, Issue Tracking, Vendor Advisory] https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16341

[Patch] https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=086003c9d616906e08bbeeab9c17b3aa4c6ff850

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html

[Third Party Advisory] https://security.gentoo.org/glsa/202007-13

[Vendor Advisory] https://www.wireshark.org/security/wnpa-sec-2020-03.html

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DZBICEY2HGSNQ3RPBLMDDYVAHGOGS4E2/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDVMBCADP73TBISYCS6ARKOSNNJOGXXZ/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XN2GMGLT5XND7U34WX3O23WKUZ7JHMVN/

Scores

CVSS v3 7.5

EPSS 0.0440

EPSS Percentile 88.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-401

Status published

Affected Products (6)

wireshark/wireshark < 2.6.14

opensuse/leap

fedoraproject/fedora

debian/debian_linux

Timeline

Published Feb 27, 2020

Tracked Since Feb 18, 2026