CVE-2018-6559
CVE-2018-6559
This page contains facts from public vulnerability sources. Check the original advisory before updating.
The Linux kernel, as used in Ubuntu 18.04 LTS and Ubuntu 18.10, allows local users to obtain names of files in which they would not normally be able to access via an overlayfs mount inside of a user namespace.
CVSS 3.3 · Low · EPSS 0.5% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
linux kernel, as used in ubuntu 18.04 lts and ubuntu 18.10
- Versions
- 4.15.0-38.41: Affected
- 4.18.0-10.11: Affected
No fix published
linux-azure Ubuntu:14.04:LTS
- Versions
- 4.15.0-1023.24~14.04.1
- 4.15.0-1030.31~14.04.1
- 4.15.0-1031.32~14.04.1
- 4.15.0-1032.33~14.04.2
- Affected ranges
- ECOSYSTEM: < 4.15.0-1035.36~14.04.2
Update to 4.15.0-1035.36~14.04.2
linux-azure Ubuntu:16.04:LTS
- Versions
- 4.11.0-1009.9
- 4.11.0-1011.11
- 4.11.0-1013.13
- 4.11.0-1014.14
- 4.11.0-1015.15
- 4.11.0-1016.16
- 4.13.0-1005.7
- 4.13.0-1006.8
- 4.13.0-1007.9
- 4.13.0-1009.12
- 4.13.0-1011.14
- 4.13.0-1012.15
- 4.13.0-1014.17
- 4.13.0-1016.19
- 4.13.0-1018.21
- 4.15.0-1013.13~16.04.2
- 4.15.0-1014.14~16.04.1
- 4.15.0-1018.18~16.04.1
- 4.15.0-1019.19~16.04.1
- 4.15.0-1021.21~16.04.1
- 4.15.0-1022.22~16.04.1
- 4.15.0-1023.24~16.04.1
- 4.15.0-1025.26~16.04.1
- 4.15.0-1028.29~16.04.1
- 4.15.0-1030.31~16.04.1
- 4.15.0-1031.32~16.04.1
- 4.15.0-1032.33~16.04.1
- Affected ranges
- ECOSYSTEM: < 4.15.0-1035.36~16.04.1
Update to 4.15.0-1035.36~16.04.1
linux-gcp Ubuntu:16.04:LTS
- Versions
- 4.10.0-1004.4
- 4.10.0-1006.6
- 4.10.0-1007.7
- 4.10.0-1008.8
- 4.10.0-1009.9
- 4.13.0-1002.5
- 4.13.0-1006.9
- 4.13.0-1007.10
- 4.13.0-1008.11
- 4.13.0-1011.15
- 4.13.0-1012.16
- 4.13.0-1013.17
- 4.13.0-1015.19
- 4.13.0-1017.21
- 4.13.0-1019.23
- 4.15.0-1014.14~16.04.1
- 4.15.0-1015.15~16.04.1
- 4.15.0-1017.18~16.04.1
- 4.15.0-1018.19~16.04.2
- 4.15.0-1019.20~16.04.1
- 4.15.0-1021.22~16.04.1
- 4.15.0-1023.24~16.04.1
- 4.15.0-1024.25~16.04.2
- Affected ranges
- ECOSYSTEM: < 4.15.0-1025.26~16.04.1
Update to 4.15.0-1025.26~16.04.1
linux-hwe Ubuntu:16.04:LTS
- Versions
- 4.8.0-36.36~16.04.1
- 4.8.0-39.42~16.04.1
- 4.8.0-41.44~16.04.1
- 4.8.0-42.45~16.04.1
- 4.8.0-44.47~16.04.1
- 4.8.0-45.48~16.04.1
- 4.8.0-46.49~16.04.1
- 4.8.0-49.52~16.04.1
- 4.8.0-51.54~16.04.1
- 4.8.0-52.55~16.04.1
- 4.8.0-53.56~16.04.1
- 4.8.0-54.57~16.04.1
- 4.8.0-56.61~16.04.1
- 4.8.0-58.63~16.04.1
- 4.10.0-27.30~16.04.2
- 4.10.0-28.32~16.04.2
- 4.10.0-30.34~16.04.1
- 4.10.0-32.36~16.04.1
- 4.10.0-33.37~16.04.1
- 4.10.0-35.39~16.04.1
- 4.10.0-37.41~16.04.1
- 4.10.0-38.42~16.04.1
- 4.10.0-40.44~16.04.1
- 4.10.0-42.46~16.04.1
- 4.13.0-26.29~16.04.2
- 4.13.0-31.34~16.04.1
- 4.13.0-32.35~16.04.1
- 4.13.0-36.40~16.04.1
- 4.13.0-37.42~16.04.1
- 4.13.0-38.43~16.04.1
- 4.13.0-39.44~16.04.1
- 4.13.0-41.46~16.04.1
- 4.13.0-43.48~16.04.1
- 4.13.0-45.50~16.04.1
- 4.15.0-24.26~16.04.1
- 4.15.0-29.31~16.04.1
- 4.15.0-30.32~16.04.1
- 4.15.0-32.35~16.04.1
- 4.15.0-33.36~16.04.1
- 4.15.0-34.37~16.04.1
- 4.15.0-36.39~16.04.1
- 4.15.0-38.41~16.04.1
- 4.15.0-39.42~16.04.1
- Affected ranges
- ECOSYSTEM: < 4.15.0-42.45~16.04.1
Update to 4.15.0-42.45~16.04.1
linux Ubuntu:18.04:LTS
- Versions
- 4.13.0-16.19
- 4.13.0-17.20
- 4.13.0-25.29
- 4.13.0-32.35
- 4.15.0-10.11
- 4.15.0-12.13
- 4.15.0-13.14
- 4.15.0-15.16
- 4.15.0-19.20
- 4.15.0-20.21
- 4.15.0-22.24
- 4.15.0-23.25
- 4.15.0-24.26
- 4.15.0-29.31
- 4.15.0-30.32
- 4.15.0-32.35
- 4.15.0-33.36
- 4.15.0-34.37
- 4.15.0-36.39
- 4.15.0-38.41
- 4.15.0-39.42
- Affected ranges
- ECOSYSTEM: < 4.15.0-42.45
Update to 4.15.0-42.45
linux-aws Ubuntu:18.04:LTS
- Versions
- 4.15.0-1001.1
- 4.15.0-1003.3
- 4.15.0-1005.5
- 4.15.0-1006.6
- 4.15.0-1007.7
- 4.15.0-1009.9
- 4.15.0-1010.10
- 4.15.0-1011.11
- 4.15.0-1016.16
- 4.15.0-1017.17
- 4.15.0-1019.19
- 4.15.0-1020.20
- 4.15.0-1021.21
- 4.15.0-1023.23
- 4.15.0-1025.25
- 4.15.0-1027.27
- Affected ranges
- ECOSYSTEM: < 4.15.0-1029.30
Update to 4.15.0-1029.30
linux-azure Ubuntu:18.04:LTS
- Versions
- 4.15.0-1002.2
- 4.15.0-1003.3
- 4.15.0-1004.4
- 4.15.0-1008.8
- 4.15.0-1009.9
- 4.15.0-1012.12
- 4.15.0-1013.13
- 4.15.0-1014.14
- 4.15.0-1018.18
- 4.15.0-1019.19
- 4.15.0-1021.21
- 4.15.0-1022.23
- 4.15.0-1023.24
- 4.15.0-1025.26
- 4.15.0-1028.29
- 4.15.0-1030.31
- 4.15.0-1031.32
- 4.15.0-1032.33
- Affected ranges
- ECOSYSTEM: < 4.15.0-1035.36
Update to 4.15.0-1035.36
linux-gcp Ubuntu:18.04:LTS
- Versions
- 4.15.0-1001.1
- 4.15.0-1003.3
- 4.15.0-1005.5
- 4.15.0-1006.6
- 4.15.0-1008.8
- 4.15.0-1009.9
- 4.15.0-1010.10
- 4.15.0-1014.14
- 4.15.0-1015.15
- 4.15.0-1017.18
- 4.15.0-1018.19
- 4.15.0-1019.20
- 4.15.0-1021.22
- 4.15.0-1023.24
- 4.15.0-1024.25
- Affected ranges
- ECOSYSTEM: < 4.15.0-1025.26
Update to 4.15.0-1025.26
linux-kvm Ubuntu:18.04:LTS
- Versions
- 4.15.0-1002.2
- 4.15.0-1003.3
- 4.15.0-1004.4
- 4.15.0-1006.6
- 4.15.0-1008.8
- 4.15.0-1010.10
- 4.15.0-1011.11
- 4.15.0-1012.12
- 4.15.0-1016.16
- 4.15.0-1017.17
- 4.15.0-1019.19
- 4.15.0-1020.20
- 4.15.0-1021.21
- 4.15.0-1023.23
- 4.15.0-1025.25
- 4.15.0-1026.26
- Affected ranges
- ECOSYSTEM: < 4.15.0-1027.27
Update to 4.15.0-1027.27
linux-oem Ubuntu:18.04:LTS
- Versions
- 4.15.0-1002.3
- 4.15.0-1004.5
- 4.15.0-1006.9
- 4.15.0-1008.11
- 4.15.0-1009.12
- 4.15.0-1012.15
- 4.15.0-1013.16
- 4.15.0-1015.18
- 4.15.0-1017.20
- 4.15.0-1018.21
- 4.15.0-1021.24
- 4.15.0-1024.29
- 4.15.0-1026.31
- Affected ranges
- ECOSYSTEM: < 4.15.0-1028.33
Update to 4.15.0-1028.33
linux-raspi2 Ubuntu:18.04:LTS
- Versions
- 4.13.0-1005.5
- 4.13.0-1006.6
- 4.13.0-1008.8
- 4.15.0-1006.7
- 4.15.0-1009.10
- 4.15.0-1010.11
- 4.15.0-1011.12
- 4.15.0-1012.13
- 4.15.0-1013.14
- 4.15.0-1017.18
- 4.15.0-1018.19
- 4.15.0-1020.22
- 4.15.0-1021.23
- 4.15.0-1022.24
- 4.15.0-1024.26
- 4.15.0-1026.28
- 4.15.0-1027.29
- 4.15.0-1028.30
- Affected ranges
- ECOSYSTEM: < 4.15.0-1029.31
Update to 4.15.0-1029.31
Original sources
- http://www.securityfocus.com/bid/105752
- https://usn.ubuntu.com/3836-2/
- https://usn.ubuntu.com/3835-1/
- https://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-6559.html
- https://lists.ubuntu.com/archives/kernel-team/2018-October/096172.html
- https://usn.ubuntu.com/3833-1/
- https://usn.ubuntu.com/3832-1/
- https://launchpad.net/bugs/1793458
- https://usn.ubuntu.com/3836-1/
- https://nvd.nist.gov/vuln/detail/CVE-2018-6559