CVE-2020-25645

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.

• CWE-319
• CWE-319

• http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00035.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00042.htmlMailing List, Third Party Advisory
• http://packetstormsecurity.com/files/161229/Kernel-Live-Patch-Security-Notice-LSN-0074-1.htmlThird Party Advisory, VDB Entry
• https://bugzilla.redhat.com/show_bug.cgi?id=1883988Exploit, Issue Tracking, Patch, Vendor Advisory
• https://lists.debian.org/debian-lts-announce/2020/10/msg00028.htmlMailing List, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2020/12/msg00027.htmlMailing List, Third Party Advisory
• https://security.netapp.com/advisory/ntap-20201103-0004/Third Party Advisory
• https://www.debian.org/security/2020/dsa-4774Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00035.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00042.htmlMailing List, Third Party Advisory
• http://packetstormsecurity.com/files/161229/Kernel-Live-Patch-Security-Notice-LSN-0074-1.htmlThird Party Advisory, VDB Entry
• https://bugzilla.redhat.com/show_bug.cgi?id=1883988Exploit, Issue Tracking, Patch, Vendor Advisory
• https://lists.debian.org/debian-lts-announce/2020/10/msg00028.htmlMailing List, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2020/12/msg00027.htmlMailing List, Third Party Advisory
• https://security.netapp.com/advisory/ntap-20201103-0004/Third Party Advisory
• https://www.debian.org/security/2020/dsa-4774Third Party Advisory

Published

Oct 13, 2020

Last Modified

Jun 17, 2026

Status

Modified

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