[SECURITY] [DLA 2849-1] wireshark security update
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Debian LTS Advisory DLA-2849-1 debian-lts@lists.debian.org
https://www.debian.org/lts/security/ Adrian Bunk
December 26, 2021 https://wiki.debian.org/LTS
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Package : wireshark
Version : 2.6.20-0+deb9u2
CVE ID : CVE-2021-22207 CVE-2021-22235 CVE-2021-39921 CVE-2021-39922
CVE-2021-39923 CVE-2021-39924 CVE-2021-39925 CVE-2021-39928
CVE-2021-39929
Debian Bug : 987853
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.
For Debian 9 stretch, these problems have been fixed in version
2.6.20-0+deb9u2.
We recommend that you upgrade your wireshark packages.
For the detailed security status of wireshark please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/wireshark
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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