High severity7.8NVD Advisory· Published Dec 7, 2017· Updated Jun 17, 2026
CVE-2017-17448
CVE-2017-17448
Description
net/netfilter/nfnetlink_cthelper.c in the Linux kernel through 4.14.4 does not require the CAP_NET_ADMIN capability for new, get, and del operations, which allows local users to bypass intended access restrictions because the nfnl_cthelper_list data structure is shared across all net namespaces.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
58- osv-coords56 versionspkg:rpm/opensuse/kernel-source&distro=openSUSE%20Tumbleweedpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2012%20SP2pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2012%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP2pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20OpenStack%20Cloud%206pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP2pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2012pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP2pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP2pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP2pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/kernel-source&distro=SUSE%20OpenStack%20Cloud%206pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP2pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/kernel-syms&distro=SUSE%20OpenStack%20Cloud%206pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP2pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/kernel-xen&distro=SUSE%20OpenStack%20Cloud%206pkg:rpm/suse/kgraft-patch-SLE12-SP1_Update_24&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/kgraft-patch-SLE12-SP1_Update_24&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/kgraft-patch-SLE12-SP1_Update_24&distro=SUSE%20OpenStack%20Cloud%206pkg:rpm/suse/kgraft-patch-SLE12-SP2_Update_16&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012pkg:rpm/suse/kgraft-patch-SLE12-SP3_Update_6&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP3
< 5.14.6-1.4+ 55 more
- (no CPE)range: < 5.14.6-1.4
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 4.4.103-6.33.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 4.4.103-6.33.1
- (no CPE)range: < 3.12.74-60.64.69.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 4.4.103-6.33.1
- (no CPE)range: < 3.12.61-52.111.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 3.12.74-60.64.69.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 4.4.103-6.33.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 4.4.103-6.33.1
- (no CPE)range: < 3.12.74-60.64.69.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 4.4.103-6.33.1
- (no CPE)range: < 3.12.74-60.64.69.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 4.4.103-6.33.1
- (no CPE)range: < 4.4.104-24.1
- (no CPE)range: < 4.4.104-24.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 4.4.103-6.33.1
- (no CPE)range: < 3.12.74-60.64.69.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 4.4.103-6.33.1
- (no CPE)range: < 3.12.61-52.111.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 3.12.74-60.64.69.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 4.4.103-6.33.1
- (no CPE)range: < 3.12.74-60.64.69.1
- (no CPE)range: < 4.4.104-24.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 4.4.103-6.33.1
- (no CPE)range: < 3.12.74-60.64.69.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 4.4.103-6.33.1
- (no CPE)range: < 3.12.61-52.111.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 3.12.74-60.64.69.1
- (no CPE)range: < 4.4.103-92.53.1
- (no CPE)range: < 4.4.103-6.33.1
- (no CPE)range: < 3.12.74-60.64.69.1
- (no CPE)range: < 4.4.104-24.1
- (no CPE)range: < 3.12.74-60.64.69.1
- (no CPE)range: < 3.12.61-52.111.1
- (no CPE)range: < 3.12.74-60.64.69.1
- (no CPE)range: < 3.12.74-60.64.69.1
- (no CPE)range: < 1-2.3.1
- (no CPE)range: < 1-2.3.1
- (no CPE)range: < 1-2.3.1
- (no CPE)range: < 1-3.3.1
- (no CPE)range: < 1-4.3.1
Patches
Vulnerability mechanics
References
15- patchwork.kernel.org/patch/10089373/nvdPatchVendor Advisory
- www.securityfocus.com/bid/102117nvdThird Party AdvisoryVDB Entry
- access.redhat.com/errata/RHSA-2018:0654nvd
- access.redhat.com/errata/RHSA-2018:0676nvd
- access.redhat.com/errata/RHSA-2018:1062nvd
- usn.ubuntu.com/3617-1/nvd
- usn.ubuntu.com/3617-2/nvd
- usn.ubuntu.com/3617-3/nvd
- usn.ubuntu.com/3619-1/nvd
- usn.ubuntu.com/3619-2/nvd
- usn.ubuntu.com/3620-1/nvd
- usn.ubuntu.com/3620-2/nvd
- usn.ubuntu.com/3632-1/nvd
- www.debian.org/security/2017/dsa-4073nvd
- www.debian.org/security/2018/dsa-4082nvd
News mentions
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