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Status published
High
CVE-2020-25645
A flaw was found in the Linux kernel in versions...
Vulnerability Description
A flaw was found in the Linux kernel in versions before 5.9-rc7. Traffic between two Geneve endpoints may be unencrypted when IPsec is configured to encrypt traffic for the specific UDP port used by the GENEVE tunnel allowing anyone between the two endpoints to read the traffic unencrypted. The main threat from this vulnerability is to data confidentiality.
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://bugzilla.redhat.com/show_bug.cgi?id=1883988
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00035.html
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00042.html
- https://www.debian.org/security/2020/dsa-4774
- https://lists.debian.org/debian-lts-announce/2020/10/msg00028.html
- https://security.netapp.com/advisory/ntap-20201103-0004/
- https://lists.debian.org/debian-lts-announce/2020/12/msg00027.html
- http://packetstormsecurity.com/files/161229/Kernel-Live-Patch-Security-Notice-LSN-0074-1.html
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Affected Vendor
Affected Software
kernel
Vulnerable Versions:
Linux kernel versions before 5.9-rc7
Timeline
Official Publish:
October 13th, 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:H/I:N/A:N