CVE-2020-27638: High severity fastd vulnerability
Published Oct 22, 2020
·Updated
receive.c in fastd before v21 allows denial of service (assertion failure) when receiving packets with an invalid type code.
Affected Software
5 affected components
Fastd Project Fastd<21.0
Debian Debian Linux=9.0
Fedoraproject Fedora=31
Fedoraproject Fedora=32
Fedoraproject Fedora=33
Remediation
Event History
Oct 22, 2020
CVE Published
via MITRE·12:27 PM
Data Sourced
via MITRE·12:27 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2020-27638?
CVE-2020-27638 has been classified as a denial of service vulnerability resulting from an assertion failure.
2
What versions are affected by CVE-2020-27638?
CVE-2020-27638 affects fastd versions prior to v21, as well as specific Debian and Fedora releases.
3
How do I fix CVE-2020-27638?
To fix CVE-2020-27638, upgrade fastd to version 21.0 or higher.
4
What software is impacted by CVE-2020-27638?
CVE-2020-27638 impacts multiple software distributions, including fastd, Debian 9.0, and Fedora versions 31, 32, and 33.
5
Can CVE-2020-27638 lead to system crashes?
Yes, CVE-2020-27638 can cause denial of service, potentially leading to system crashes.