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kernel: some ipv6 protocols not encrypted over ipsec tunnel

🗓️ 29 Sep 2020 22:31:24Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 7 Views

Linux kernel IPsec misroutes IPv6 VXLAN and GENEVE tunnels, sending data unencrypted between hosts and risking confidentiality.

Related
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Refs
ReporterTitlePublishedViews
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IBM Security Bulletins		Security Bulletin: IBM QRadar Network Security is affected by multiple vulnerabilities in kernel.
7 Jul 202211:14
–ibm
IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities in the Linux Kernel used in IBM Elastic Storage System
19 Oct 202009:30
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IBM Security Bulletins		Security Bulletin: IBM Data Risk Manager is affected by multiple vulnerabilities
2 Feb 202105:06
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Tenable Nessus		Amazon Linux 2 : kernel (ALAS-2020-1431)
4 Jun 202000:00
–nessus
Tenable Nessus		Amazon Linux AMI : kernel (ALAS-2020-1377)
4 Jun 202000:00
–nessus
Tenable Nessus		CentOS 8 : kernel (CESA-2020:1769)
1 Feb 202100:00
–nessus
Tenable Nessus		CentOS 7 : kernel (RHSA-2020:4060)
20 Oct 202000:00
–nessus
Tenable Nessus		CentOS 7 : kernel-alt (RHSA-2021:0354)
9 Oct 202400:00
–nessus
Tenable Nessus		Debian DLA-2241-2 : linux security update
10 Jun 202000:00
–nessus
Tenable Nessus		EulerOS 2.0 SP8 : kernel (EulerOS-SA-2020-1508)
20 Apr 202000:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7ppc64bpftool0:3.10.0-1160.el7bpftool-0:3.10.0-1160.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64lebpftool0:3.10.0-1160.el7bpftool-0:3.10.0-1160.el7.ppc64le.rpm
Red Hat Enterprise Linux7s390xbpftool0:3.10.0-1160.el7bpftool-0:3.10.0-1160.el7.s390x.rpm
Red Hat Enterprise Linux7x86_64bpftool0:3.10.0-1160.el7bpftool-0:3.10.0-1160.el7.x86_64.rpm
Red Hat Enterprise Linux7ppc64bpftool-debuginfo0:3.10.0-1160.el7bpftool-debuginfo-0:3.10.0-1160.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64lebpftool-debuginfo0:3.10.0-1160.el7bpftool-debuginfo-0:3.10.0-1160.el7.ppc64le.rpm
Red Hat Enterprise Linux7s390xbpftool-debuginfo0:3.10.0-1160.el7bpftool-debuginfo-0:3.10.0-1160.el7.s390x.rpm
Red Hat Enterprise Linux7x86_64bpftool-debuginfo0:3.10.0-1160.el7bpftool-debuginfo-0:3.10.0-1160.el7.x86_64.rpm
Red Hat Enterprise Linux7ppc64kernel0:3.10.0-1160.el7kernel-0:3.10.0-1160.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64lekernel0:3.10.0-1160.el7kernel-0:3.10.0-1160.el7.ppc64le.rpm
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28 Jun 2026 08:46Current
6.6Medium risk
Vulners AI Score6.6
CVSS 25
CVSS 3.17.5
EPSS0.0124
CWE-319
Linux kernelInternet protocol securityVirtual Extensible LANGeneric Network EncapsulationUnencrypted dataConfidentiality risk
7