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Status published
High
CVE-2020-27638
receive.c in fastd before v21 allows denial of service (assertion...
Vulnerability Description
receive.c in fastd before v21 allows denial of service (assertion failure) when receiving packets with an invalid type code.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://fastd.readthedocs.io/en/stable/releases/v21.html
- https://github.com/NeoRaider/fastd/commit/737925113363b6130879729cdff9ccc46c33eaea
- https://bugs.debian.org/972521
- https://lists.debian.org/debian-lts-announce/2020/10/msg00025.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUZ3AGTAXH7OOP45F5WXBVRQ3IDWUR7M/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WSMH65GHKHMJAK2VMPROIPIUS4IA63CW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D2LNSF2LI4RQ7BVGHTJQUJWP7RVGHDTK/
Affected Vendor
fastd project
View all reports →Affected Software
fastd, debian linux, fedora
Vulnerable Versions:
0, 9.0, 31, 32, 33
Timeline
Official Publish:
October 22nd, 2020
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.