High severity7.8NVD Advisory· Published Mar 20, 2018· Updated Jun 17, 2026
CVE-2018-8822
CVE-2018-8822
Description
Incorrect buffer length handling in the ncp_read_kernel function in fs/ncpfs/ncplib_kernel.c in the Linux kernel through 4.15.11, and in drivers/staging/ncpfs/ncplib_kernel.c in the Linux kernel 4.16-rc through 4.16-rc6, could be exploited by malicious NCPFS servers to crash the kernel or execute code.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
99- osv-coords98 versionspkg:rpm/opensuse/kernel-source&distro=openSUSE%20Tumbleweedpkg:rpm/suse/kernel-bigmem&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-bigmem&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-bigsmp&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Enterprise%20Storage%204pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2012%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg: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%20SAP%20Applications%2011%20SP4pkg: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%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20OpenStack%20Cloud%206pkg:rpm/suse/kernel-default&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg: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-ec2&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3pkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-ppc64&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-ppc64&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP3pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP3pkg:rpm/suse/kernel-rt_trace&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/kernel-source&distro=SUSE%20Enterprise%20Storage%204pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg: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%20SAP%20Applications%2011%20SP4pkg: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&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP3pkg:rpm/suse/kernel-syms&distro=SUSE%20Enterprise%20Storage%204pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg: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%20SAP%20Applications%2011%20SP4pkg: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&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP3pkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg: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%2011%20SP4pkg: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_27&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/kgraft-patch-SLE12-SP1_Update_27&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/kgraft-patch-SLE12-SP1_Update_27&distro=SUSE%20OpenStack%20Cloud%206pkg:rpm/suse/kgraft-patch-SLE12-SP2_Update_21&distro=SUSE%20Enterprise%20Storage%204pkg:rpm/suse/kgraft-patch-SLE12-SP2_Update_21&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/kgraft-patch-SLE12-SP2_Update_21&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg:rpm/suse/kgraft-patch-SLE12-SP2_Update_21&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/kgraft-patch-SLE12-SP2_Update_21&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/kgraft-patch-SLE12-SP3_Update_11&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP3pkg:rpm/suse/kgraft-patch-SLE12_Update_34&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSS
< 5.14.6-1.4+ 97 more
- (no CPE)range: < 5.14.6-1.4
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.126-94.22.1
- (no CPE)range: < 4.4.126-94.22.1
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.12.74-60.64.88.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.126-94.22.1
- (no CPE)range: < 3.12.61-52.128.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.12.74-60.64.88.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.126-94.22.1
- (no CPE)range: < 4.4.126-94.22.1
- (no CPE)range: < 3.12.74-60.64.88.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 4.4.126-94.22.1
- (no CPE)range: < 3.12.74-60.64.88.1
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 4.4.126-94.22.1
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 4.4.128-3.11.1
- (no CPE)range: < 3.0.101.rt130-69.24.1
- (no CPE)range: < 4.4.128-3.11.1
- (no CPE)range: < 3.0.101.rt130-69.24.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.126-94.22.2
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.12.74-60.64.88.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.126-94.22.2
- (no CPE)range: < 3.12.61-52.128.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.12.74-60.64.88.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.126-94.22.2
- (no CPE)range: < 3.12.74-60.64.88.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 3.0.101.rt130-69.24.1
- (no CPE)range: < 4.4.128-3.11.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.126-94.22.1
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.12.74-60.64.88.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.126-94.22.1
- (no CPE)range: < 3.12.61-52.128.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.12.74-60.64.88.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.126-94.22.1
- (no CPE)range: < 3.12.74-60.64.88.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 3.0.101.rt130-69.24.1
- (no CPE)range: < 4.4.128-3.11.1
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 3.0.101-0.47.106.22.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.12.74-60.64.88.1
- (no CPE)range: < 3.12.61-52.128.1
- (no CPE)range: < 3.0.101-108.38.1
- (no CPE)range: < 3.12.74-60.64.88.1
- (no CPE)range: < 3.12.74-60.64.88.1
- (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: < 1-3.3.1
- (no CPE)range: < 1-3.3.1
- (no CPE)range: < 1-3.3.1
- (no CPE)range: < 1-3.3.1
- (no CPE)range: < 1-4.5.1
- (no CPE)range: < 1-1.3.1
Patches
Vulnerability mechanics
References
14- www.mail-archive.com/netdev%40vger.kernel.org/msg223373.htmlnvdPatchThird Party Advisory
- www.openwall.com/lists/oss-security/2022/12/27/3nvdMailing ListThird Party Advisory
- www.securityfocus.com/bid/103476nvdBroken LinkThird Party AdvisoryVDB Entry
- lists.debian.org/debian-lts-announce/2018/05/msg00000.htmlnvdMailing ListThird Party Advisory
- usn.ubuntu.com/3653-1/nvdThird Party Advisory
- usn.ubuntu.com/3653-2/nvdThird Party Advisory
- usn.ubuntu.com/3654-1/nvdThird Party Advisory
- usn.ubuntu.com/3654-2/nvdThird Party Advisory
- usn.ubuntu.com/3655-1/nvdThird Party Advisory
- usn.ubuntu.com/3655-2/nvdThird Party Advisory
- usn.ubuntu.com/3656-1/nvdThird Party Advisory
- usn.ubuntu.com/3657-1/nvdThird Party Advisory
- www.debian.org/security/2018/dsa-4187nvdThird Party Advisory
- www.debian.org/security/2018/dsa-4188nvdThird Party Advisory
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