Input validation error in Wireshark - CVE-2020-26422

Vulnerability identifier: #VU49095

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-26422

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input within the QUIC dissector. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Wireshark
Gentoo Linux
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Enterprise Storage
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Server
SUSE Linux Enterprise Module for Desktop Applications
SUSE Linux Enterprise Module for Basesystem
wireshark (Alpine package)
libsbc1
libsbc1-debuginfo
sbc-devel
sbc-debugsource
sbc-debuginfo
libwiretap11-debuginfo
wireshark-ui-qt
wireshark-devel
wireshark-debugsource
wireshark-debuginfo
wireshark
libwsutil12-debuginfo
libwsutil12
libwiretap11
libwireshark14-debuginfo
libwireshark14
wireshark-ui-qt-debuginfo
libvirt-daemon-driver-storage-mpath
libvirt-daemon-driver-storage-mpath-debuginfo
libvirt-daemon-lxc
libvirt-daemon-driver-storage-scsi
libvirt-daemon-driver-storage-scsi-debuginfo
libvirt-daemon-hooks
libvirt-nss-debuginfo
libvirt-daemon-driver-storage-logical-debuginfo
libvirt-daemon-driver-storage-logical
libvirt-daemon-driver-storage-iscsi-debuginfo
libvirt-daemon-driver-storage-iscsi
libvirt-daemon-driver-storage-disk-debuginfo
libvirt-daemon-driver-storage-disk
libvirt-daemon-driver-storage-core-debuginfo
libvirt-daemon-qemu
libvirt-debugsource
libvirt-devel
libvirt-doc
libvirt-libs
libvirt-libs-debuginfo
libvirt-lock-sanlock
libvirt-lock-sanlock-debuginfo
libvirt-nss
libvirt-daemon-driver-nodedev
libvirt-daemon-driver-libxl
libvirt-daemon-driver-libxl-debuginfo
libvirt-daemon-driver-storage-rbd
libvirt-daemon-driver-storage-rbd-debuginfo
libvirt-daemon-xen
libvirt-daemon-driver-storage
libvirt
libvirt-admin
libvirt-admin-debuginfo
libvirt-client
libvirt-client-debuginfo
libvirt-daemon
libvirt-daemon-config-network
libvirt-daemon-config-nwfilter
libvirt-daemon-debuginfo
libvirt-daemon-driver-interface
libvirt-daemon-driver-interface-debuginfo
libvirt-daemon-driver-lxc-debuginfo
libvirt-daemon-driver-storage-core
libvirt-daemon-driver-secret-debuginfo
libvirt-daemon-driver-secret
libvirt-daemon-driver-qemu-debuginfo
libvirt-daemon-driver-qemu
libvirt-daemon-driver-nwfilter-debuginfo
libvirt-daemon-driver-nwfilter
libvirt-daemon-driver-nodedev-debuginfo
libvirt-daemon-driver-network-debuginfo
libvirt-daemon-driver-network
libvirt-daemon-driver-lxc
libqt5-qtmultimedia-private-headers-devel
libqt5-qtmultimedia-devel
libqt5-qtmultimedia-debugsource
libQt5Multimedia5-debuginfo
libQt5Multimedia5

Install updates from vendor's website.

Wireshark - update to 3.4.2
wireshark (Alpine package) - update to 3.4.2-r0
libsbc1 - update to 1.3-3.2.1
libsbc1-debuginfo - update to 1.3-3.2.1
sbc-devel - update to 1.3-3.2.1
sbc-debugsource - update to 1.3-3.2.1
sbc-debuginfo - update to 1.3-3.2.1
libwiretap11-debuginfo - update to 3.4.5-3.53.1
wireshark-ui-qt - update to 3.4.5-3.53.1
wireshark-devel - update to 3.4.5-3.53.1
wireshark-debugsource - update to 3.4.5-3.53.1
wireshark-debuginfo - update to 3.4.5-3.53.1
wireshark - update to 3.4.5-3.53.1
libwsutil12-debuginfo - update to 3.4.5-3.53.1
libwsutil12 - update to 3.4.5-3.53.1
libwiretap11 - update to 3.4.5-3.53.1
libwireshark14-debuginfo - update to 3.4.5-3.53.1
libwireshark14 - update to 3.4.5-3.53.1
wireshark-ui-qt-debuginfo - update to 3.4.5-3.53.1
libvirt-daemon-driver-storage-mpath - update to 4.0.0-9.37.21
libvirt-daemon-driver-storage-mpath-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-lxc - update to 4.0.0-9.37.21
libvirt-daemon-driver-storage-scsi - update to 4.0.0-9.37.21
libvirt-daemon-driver-storage-scsi-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-hooks - update to 4.0.0-9.37.21
libvirt-nss-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-driver-storage-logical-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-driver-storage-logical - update to 4.0.0-9.37.21
libvirt-daemon-driver-storage-iscsi-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-driver-storage-iscsi - update to 4.0.0-9.37.21
libvirt-daemon-driver-storage-disk-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-driver-storage-disk - update to 4.0.0-9.37.21
libvirt-daemon-driver-storage-core-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-qemu - update to 4.0.0-9.37.21
libvirt-debugsource - update to 4.0.0-9.37.21
libvirt-devel - update to 4.0.0-9.37.21
libvirt-doc - update to 4.0.0-9.37.21
libvirt-libs - update to 4.0.0-9.37.21
libvirt-libs-debuginfo - update to 4.0.0-9.37.21
libvirt-lock-sanlock - update to 4.0.0-9.37.21
libvirt-lock-sanlock-debuginfo - update to 4.0.0-9.37.21
libvirt-nss - update to 4.0.0-9.37.21
libvirt-daemon-driver-nodedev - update to 4.0.0-9.37.21
libvirt-daemon-driver-libxl - update to 4.0.0-9.37.21
libvirt-daemon-driver-libxl-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-driver-storage-rbd - update to 4.0.0-9.37.21
libvirt-daemon-driver-storage-rbd-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-xen - update to 4.0.0-9.37.21
libvirt-daemon-driver-storage - update to 4.0.0-9.37.21
libvirt - update to 4.0.0-9.37.21
libvirt-admin - update to 4.0.0-9.37.21
libvirt-admin-debuginfo - update to 4.0.0-9.37.21
libvirt-client - update to 4.0.0-9.37.21
libvirt-client-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon - update to 4.0.0-9.37.21
libvirt-daemon-config-network - update to 4.0.0-9.37.21
libvirt-daemon-config-nwfilter - update to 4.0.0-9.37.21
libvirt-daemon-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-driver-interface - update to 4.0.0-9.37.21
libvirt-daemon-driver-interface-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-driver-lxc-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-driver-storage-core - update to 4.0.0-9.37.21
libvirt-daemon-driver-secret-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-driver-secret - update to 4.0.0-9.37.21
libvirt-daemon-driver-qemu-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-driver-qemu - update to 4.0.0-9.37.21
libvirt-daemon-driver-nwfilter-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-driver-nwfilter - update to 4.0.0-9.37.21
libvirt-daemon-driver-nodedev-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-driver-network-debuginfo - update to 4.0.0-9.37.21
libvirt-daemon-driver-network - update to 4.0.0-9.37.21
libvirt-daemon-driver-lxc - update to 4.0.0-9.37.21
libqt5-qtmultimedia-private-headers-devel - update to 5.9.7-7.2.1
libqt5-qtmultimedia-devel - update to 5.9.7-7.2.1
libqt5-qtmultimedia-debugsource - update to 5.9.7-7.2.1
libQt5Multimedia5-debuginfo - update to 5.9.7-7.2.1
libQt5Multimedia5 - update to 5.9.7-7.2.1

• https://www.wireshark.org/security/wnpa-sec-2020-20.html

• Denial of service in Wireshark QUIC dissector
• Input validation error in wireshark (Alpine package)
• Gentoo update for Wireshark
• SUSE update for wireshark