CVE-2021-22222
First published: Mon Jun 07 2021(Updated: )
Infinite loop in DVB-S2-BB dissector in Wireshark 3.4.0 to 3.4.5 allows denial of service via packet injection or crafted capture file
Credit: cve@gitlab.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/wireshark | 2.6.20-0+deb10u4 2.6.20-0+deb10u7 3.4.10-0+deb11u1 4.0.6-1~deb12u1 4.0.10-1 | |
| Wireshark Wireshark | >=3.4.0<=3.4.5 | |
| Oracle Enterprise Manager Ops Center | =12.4.0.0 | |
| oracle instantis enterprisetrack | =17.1 | |
| oracle instantis enterprisetrack | =17.2 | |
| oracle instantis enterprisetrack | =17.3 | |
| Oracle Sun ZFS Storage Appliance Kit | =8.8 | |
| Debian Debian Linux | =10.0 | |
| Debian Debian Linux | =11.0 |
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Reference Links
- https://gitlab.com/wireshark/wireshark/-/merge_requests/3130
- https://www.wireshark.org/security/wnpa-sec-2021-05.html
- https://gitlab.com/wireshark/wireshark/-/commit/4bf4ee88f0544727e7f89f3f288c6afd2f650a4c
- https://security-tracker.debian.org/tracker/CVE-2021-22222
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22222.json
- https://security.gentoo.org/glsa/202107-21
- https://www.debian.org/security/2021/dsa-5019
- https://www.oracle.com/security-alerts/cpuoct2021.html
Frequently Asked Questions
What is CVE-2021-22222?
CVE-2021-22222 is a vulnerability in the DVB-S2-BB dissector in Wireshark 3.4.0 to 3.4.5 that allows denial of service via packet injection or crafted capture file.
How does CVE-2021-22222 impact Wireshark?
CVE-2021-22222 can cause Wireshark to enter an infinite loop, resulting in a denial of service.
What is the severity of CVE-2021-22222?
CVE-2021-22222 has a severity score of 7.5 (high).
Which versions of Wireshark are affected by CVE-2021-22222?
Wireshark versions 3.4.0 to 3.4.5 are affected by CVE-2021-22222.
How can I fix CVE-2021-22222?
To fix CVE-2021-22222, update Wireshark to version 3.4.6 or later.
- collector/security-tracker-debian
- agent/references
- agent/type
- agent/remedy
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/weakness
- agent/severity
- agent/last-modified-date
- agent/author
- agent/description
- agent/first-publish-date
- agent/event
- agent/source
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/debian
- vendor/wireshark
- canonical/wireshark wireshark
- version/wireshark wireshark/3.4.0
- version/wireshark wireshark/3.4.5
- vendor/oracle
- canonical/oracle enterprise manager ops center
- version/oracle enterprise manager ops center/12.4.0.0
- canonical/oracle instantis enterprisetrack
- version/oracle instantis enterprisetrack/17.1
- version/oracle instantis enterprisetrack/17.2
- version/oracle instantis enterprisetrack/17.3
- canonical/oracle sun zfs storage appliance kit
- version/oracle sun zfs storage appliance kit/8.8
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/10.0
- version/debian debian linux/11.0