CVE-2020-9431

HIGH

Wireshark 2.6.0-2.6.14, 3.0.0-3.0.8, 3.2.0-3.2.1 - Use-After-Free in LTE RRC Dissector

Title source: llm
STIX 2.1

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)

Core 9
Core References
Exploit, Issue Tracking, Vendor Advisory x_refsource_misc
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16341
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202007-13
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html

Scores

CVSS v3 7.5
EPSS 0.0440
EPSS Percentile 89.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-401
Status published
Products (6)
debian/debian_linux 9.0
fedoraproject/fedora 30
fedoraproject/fedora 31
fedoraproject/fedora 32
opensuse/leap 15.1
wireshark/wireshark 2.6.0 - 2.6.14
Published Feb 27, 2020
Tracked Since Feb 18, 2026