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Debian LTS: Security Advisory for wireshark (DLA-2849-1)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The remote host is missing an update for the 'wireshark' package(s) announced via the DLA-2849-1 advisory.
Insight
Insight
Several vulnerabilities were fixed in the network traffic analyzer Wireshark. CVE-2021-22207 Excessive memory consumption in the MS-WSP dissector. CVE-2021-22235 Crash in the DNP dissector. CVE-2021-39921 NULL pointer exception in the Modbus dissector. CVE-2021-39922 Buffer overflow in the C12.22 dissector. CVE-2021-39923 Large loop in the PNRP dissector. CVE-2021-39924 Large loop in the Bluetooth DHT dissector. CVE-2021-39925 Buffer overflow in the Bluetooth SDP dissector. CVE-2021-39928 NULL pointer exception in the IEEE 802.11 dissector. CVE-2021-39929 Uncontrolled Recursion in the Bluetooth DHT dissector.
Affected Software
Affected Software
'wireshark' package(s) on Debian Linux.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
For Debian 9 stretch, these problems have been fixed in version 2.6.20-0+deb9u2. We recommend that you upgrade your wireshark packages.