5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
8.3 High
AI Score
Confidence
High
0.02 Low
EPSS
Percentile
89.0%
Debian LTS Advisory DLA-2849-1 [email protected]
https://www.debian.org/lts/security/ Adrian Bunk
December 26, 2021 https://wiki.debian.org/LTS
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
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 11 | i386 | wireshark-qt-dbgsym | < 3.4.10-0+deb11u1 | wireshark-qt-dbgsym_3.4.10-0+deb11u1_i386.deb |
Debian | 9 | arm64 | wireshark-qt | < 2.6.20-0+deb9u2 | wireshark-qt_2.6.20-0+deb9u2_arm64.deb |
Debian | 10 | ppc64el | wireshark-qt | < 2.6.20-0+deb10u3 | wireshark-qt_2.6.20-0+deb10u3_ppc64el.deb |
Debian | 10 | armel | wireshark-dev | < 2.6.20-0+deb10u3 | wireshark-dev_2.6.20-0+deb10u3_armel.deb |
Debian | 11 | arm64 | wireshark-gtk | < 3.4.10-0+deb11u1 | wireshark-gtk_3.4.10-0+deb11u1_arm64.deb |
Debian | 10 | armhf | wireshark-common-dbgsym | < 2.6.20-0+deb10u3 | wireshark-common-dbgsym_2.6.20-0+deb10u3_armhf.deb |
Debian | 10 | armhf | libwireshark-dev | < 2.6.20-0+deb10u3 | libwireshark-dev_2.6.20-0+deb10u3_armhf.deb |
Debian | 10 | mips64el | libwireshark11-dbgsym | < 2.6.20-0+deb10u3 | libwireshark11-dbgsym_2.6.20-0+deb10u3_mips64el.deb |
Debian | 11 | ppc64el | tshark-dbgsym | < 3.4.10-0+deb11u1 | tshark-dbgsym_3.4.10-0+deb11u1_ppc64el.deb |
Debian | 10 | ppc64el | libwireshark11-dbgsym | < 2.6.20-0+deb10u3 | libwireshark11-dbgsym_2.6.20-0+deb10u3_ppc64el.deb |
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
8.3 High
AI Score
Confidence
High
0.02 Low
EPSS
Percentile
89.0%