Medium severity5.5NVD Advisory· Published Mar 10, 2018· Updated Jun 17, 2026
CVE-2018-8043
CVE-2018-8043
Description
The unimac_mdio_probe function in drivers/net/phy/mdio-bcm-unimac.c in the Linux kernel through 4.15.8 does not validate certain resource availability, which allows local users to cause a denial of service (NULL pointer dereference).
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
40- Range: <= 4.15.8
- osv-coords39 versionspkg:rpm/opensuse/kernel-source&distro=openSUSE%20Tumbleweedpkg: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%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%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%207pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3pkg: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%20SP3pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP3pkg: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%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%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%207pkg: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%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%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%207pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP3pkg: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%20SP3
< 5.14.6-1.4+ 38 more
- (no CPE)range: < 5.14.6-1.4
- (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: < 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: < 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: < 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: < 4.4.128-3.11.1
- (no CPE)range: < 4.4.128-3.11.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.126-94.22.2
- (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: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.126-94.22.2
- (no CPE)range: < 4.4.121-92.73.1
- (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: < 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: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.126-94.22.1
- (no CPE)range: < 4.4.121-92.73.1
- (no CPE)range: < 4.4.128-3.11.1
- (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
Patches
Vulnerability mechanics
References
8- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/nvdPatchVendor Advisory
- github.com/torvalds/linux/commit/297a6961ffb8ff4dc66c9fbf53b924bd1dda05d5nvdPatchThird Party Advisory
- www.securitytracker.com/id/1040749nvdThird Party AdvisoryVDB Entry
- usn.ubuntu.com/3619-1/nvdThird Party Advisory
- usn.ubuntu.com/3619-2/nvdThird Party Advisory
- usn.ubuntu.com/3630-1/nvdThird Party Advisory
- usn.ubuntu.com/3630-2/nvdThird Party Advisory
- usn.ubuntu.com/3632-1/nvdThird Party Advisory
News mentions
0No linked articles in our index yet.