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kernel: Missing capabilities check in net/netfilter/nfnetlink_cthelper.c allows for unprivileged access to systemwide nfnl_cthelper_list structure

🗓️ 10 Apr 2018 03:34:39Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 3 Views

Missing CAP_NET_ADMIN check in nfnetlink_cthelper exposes unprivileged access to nfnl_cthelper_list

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7aarch64kernel0:4.14.0-49.el7akernel-0:4.14.0-49.el7a.aarch64.rpm
Red Hat Enterprise Linux7ppc64lekernel0:4.14.0-49.el7akernel-0:4.14.0-49.el7a.ppc64le.rpm
Red Hat Enterprise Linux7s390xkernel0:4.14.0-49.el7akernel-0:4.14.0-49.el7a.s390x.rpm
Red Hat Enterprise Linux7anykernel-abi-whitelists0:4.14.0-49.el7a.noarchkernel-abi-whitelists-0:4.14.0-49.el7a.noarch.noarch.rpm
Red Hat Enterprise Linux7ppc64lekernel-bootwrapper0:4.14.0-49.el7akernel-bootwrapper-0:4.14.0-49.el7a.ppc64le.rpm
Red Hat Enterprise Linux7aarch64kernel-debug0:4.14.0-49.el7akernel-debug-0:4.14.0-49.el7a.aarch64.rpm
Red Hat Enterprise Linux7ppc64lekernel-debug0:4.14.0-49.el7akernel-debug-0:4.14.0-49.el7a.ppc64le.rpm
Red Hat Enterprise Linux7s390xkernel-debug0:4.14.0-49.el7akernel-debug-0:4.14.0-49.el7a.s390x.rpm
Red Hat Enterprise Linux7aarch64kernel-debug-debuginfo0:4.14.0-49.el7akernel-debug-debuginfo-0:4.14.0-49.el7a.aarch64.rpm
Red Hat Enterprise Linux7ppc64lekernel-debug-debuginfo0:4.14.0-49.el7akernel-debug-debuginfo-0:4.14.0-49.el7a.ppc64le.rpm
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28 May 2026 20:35Current
7.1High risk
Vulners AI Score7.1
CVSS 24.6
CVSS 37.8
EPSS0.00372
3