CVE-2018-14678

Updated: 2023-12-06

CWE: Permissions, Privileges, and Access Control

Description:

An issue was discovered in the Linux kernel through 4.17.11, as used in Xen through 4.11.x. The xen_failsafe_callback entry point in arch/x86/entry/entry_64.S does not properly maintain RBX, which allows local users to cause a denial of service (uninitialized memory usage and system crash). Within Xen, 64-bit x86 PV Linux guest OS users can trigger a guest OS crash or possibly gain privileges.

CVSS3: 7.8


Vendor State

OS Vendor version Errata
Ubuntu 18.04 4.15.0-47.50 USN-3931-1
Ubuntu 18.04 AWS 4.15.0-1035.37 USN-3931-1
Ubuntu 16.04 HWE 4.15.0-47.50~16.04.1 USN-3931-2
Ubuntu 16.04 AWS HWE 4.15.0-1035.37~16.04.1 USN-3931-2
Debian 9 4.9.110-3+deb9u5 DSA-4308-1
Debian 8 backports 4.9.110-3+deb9u5 DSA-4308-1
Ubuntu 18.04 GCP 4.15.0-1029.31 USN-3931-1
Ubuntu 16.04 GCP 4.15.0-1029.31~16.04.1 USN-3931-2
Ubuntu 16.04 Azure 4.15.0-1041.45 USN-3931-2

KernelCare State

OS Original kernel version State
Ubuntu 18.04
4.15.0-42.45 show all hide all
4.15.0-33.36 4.15.0-44.47 4.15.0-24.26 4.15.0-36.39 4.15.0-34.37 4.15.0-39.42 4.15.0-43.46 4.15.0-32.35 4.15.0-46.49 4.15.0-20.21 4.15.0-29.31 4.15.0-31.33 4.15.0-35.38 4.15.0-38.41 4.15.0-45.48 4.15.0-23.25 4.15.0-22.24 4.15.0-30.32
Released
Ubuntu 18.04 AWS
4.15.0-1027.27 show all hide all
4.15.0-1021.21 4.15.0-1031.33 4.15.0-1032.34 4.15.0-1023.23 4.15.0-1029.30 4.15.0-1034.36 4.15.0-1033.35
Released
Ubuntu 16.04 HWE
4.15.0-24.26~16.04.1 show all hide all
4.15.0-34.37~16.04.1 4.15.0-39.42~16.04.1 4.15.0-42.45~16.04.1 4.15.0-46.49~16.04.1 4.15.0-33.36~16.04.1 4.15.0-45.48~16.04.1 4.15.0-30.32~16.04.1 4.15.0-36.39~16.04.1 4.15.0-29.31~16.04.1 4.15.0-35.38~16.04.1 4.15.0-38.41~16.04.1 4.15.0-32.35~16.04.1 4.15.0-43.46~16.04.1
Released
Ubuntu 16.04 AWS HWE
4.15.0-1033.35~16.04.1 show all hide all
4.15.0-1032.34~16.04.1 4.15.0-1030.31~16.04.1 4.15.0-1031.33~16.04.1
Released
Debian 9
4.9.82-1+deb9u2 show all hide all
4.9.110-3+deb9u3 4.9.107-1 4.9.30-2+deb9u1 4.9.110-3+deb9u2 4.9.88-1 4.9.110-3+deb9u1 4.9.88-1+deb9u1 4.9.51-1 4.9.110-1 4.9.30-2+deb9u5 4.9.65-1 4.9.80-1 4.9.30-2+deb9u4 4.9.65-3+deb9u1 4.9.30-2+deb9u3 4.9.110-2 4.9.110-3 4.9.30-2+deb9u2 4.9.30-2 4.9.65-3+deb9u2 4.9.65-3 4.9.80-2 4.9.82-1+deb9u3 4.9.110-3+deb9u4
Released
Debian 8 backports
4.9.110-1~deb8u1 show all hide all
4.9.110-3+deb9u4~deb8u1 4.9.110-3+deb9u1~deb8u1 4.9.30-2+deb9u2~bpo8+1 4.9.30-2+deb9u5~bpo8+1 4.9.30-2~bpo8+1 4.9.51-1~bpo8+1 4.9.65-3+deb9u1~bpo8+1 4.9.65-3+deb9u2~bpo8+1 4.9.65-3~bpo8+1 4.9.82-1+deb9u3~bpo8+1 4.9.88-1+deb9u1~bpo8+1 4.9.88-1~bpo8+1 4.9.110-3+deb9u2~deb8u1
Released
Proxmox VE 5
4.15.18-11-pve_4.15.18-33 show all hide all
4.15.18-6-pve_4.15.18-25 4.15.18-8-pve_4.15.18-28 4.15.18-1-pve_4.15.18-15 4.15.18-2-pve_4.15.18-20 4.15.17-3-pve_4.15.17-12 4.15.18-10-pve_4.15.18-32 4.15.18-7-pve-4.15.18-27 4.15.10-1-pve_4.15.10-4 4.15.15-1-pve_4.15.15-6 4.15.17-1-pve_4.15.17-9 4.15.17-2-pve_4.15.17-10 4.15.18-1-pve_4.15.18-16 4.15.18-1-pve_4.15.18-17 4.15.18-1-pve_4.15.18-19 4.15.18-10-pve_4.15.18-31 4.15.18-11-pve_4.15.18-34 4.15.18-2-pve_4.15.18-21 4.15.18-4-pve_4.15.18-23 4.15.18-7-pve_4.15.18-26 4.15.18-9-pve_4.15.18-30 4.15.3-1-pve_4.15.3-1 4.15.18-3-pve_4.15.18-22 4.15.18-5-pve_4.15.18-24
Released
Ubuntu 18.04 GCP
4.15.0-1010.10 show all hide all
4.15.0-1015.15 4.15.0-1025.26 4.15.0-1024.25 4.15.0-1018.19 4.15.0-1026.27 4.15.0-1028.29 4.15.0-1021.22 4.15.0-1017.18 4.15.0-1009.9 4.15.0-1008.8 4.15.0-1006.6 4.15.0-1014.14 4.15.0-1027.28 4.15.0-1019.20
Released
Ubuntu 16.04 GCP
4.15.0-1024.25~16.04.2 show all hide all
4.15.0-1021.22~16.04.1 4.15.0-1019.20~16.04.1 4.15.0-1017.18~16.04.1 4.15.0-1018.19~16.04.2 4.15.0-1028.29~16.04.1 4.15.0-1014.14~16.04.1 4.15.0-1026.27~16.04.1 4.15.0-1025.26~16.04.1 4.15.0-1027.28~16.04.1 4.15.0-1015.15~16.04.1
Released
Ubuntu 18.04 Azure
4.15.0-1014.14 show all hide all
4.15.0-1037.39 4.15.0-1031.32 4.15.0-1025.26 4.15.0-1012.12 4.15.0-1021.21 4.15.0-1022.23 4.15.0-1009.9 4.15.0-1018.18 4.15.0-1028.29 4.15.0-1030.31 4.15.0-1032.33 4.15.0-1035.36 4.15.0-1019.19 4.15.0-1023.24 4.15.0-1013.13 4.15.0-1036.38
Released
Ubuntu 16.04 Azure
4.15.0-1018.18~16.04.1 show all hide all
4.15.0-1028.29~16.04.1 4.15.0-1030.31~16.04.1 4.15.0-1032.33~16.04.1 4.15.0-1039.43 4.15.0-1036.38~16.04.1 4.15.0-1025.26~16.04.1 4.15.0-1037.39~16.04.1 4.15.0-1019.19~16.04.1 4.15.0-1023.24~16.04.1 4.15.0-1014.14~16.04.1 4.15.0-1022.22~16.04.1 4.15.0-1035.36~16.04.1 4.15.0-1021.21~16.04.1 4.15.0-1031.32~16.04.1 4.15.0-1040.44 4.15.0-1013.13~16.04.2
Released
Debian 10 cloud
Will Not Fix
Debian 9 backports
Will Not Fix