{"id":"CVE-2018-11508","aliases":["DEBIAN-CVE-2018-11508","EUVD-2018-3537","GHSA-j435-p44w-r9xj","UBUNTU-CVE-2018-11508","USN-3695-1","USN-3695-2","USN-3697-2"],"status":"published","title":"The compat_get_timex function in kernel/compat.c in the Linux kernel before 4.16.9 allows local...","description":"The compat_get_timex function in kernel/compat.c in the Linux kernel before 4.16.9 allows local users to obtain sensitive information from kernel memory via adjtimex.","severity":{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01653,"percentile":0.76711,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-200"],"published":"2018-05-28T00:00:00Z","modified":"2026-10-23T18:03:46Z","exploits":[{"source":"exploitdb","id":"EDB-46208","title":"Linux Kernel 4.13 - 'compat_get_timex()' Leak Kernel Pointer","type":"dos","platform":"linux","date":"2019-01-21","url":"https://www.exploit-db.com/exploits/46208"}],"fixes":[{"ecosystem":"Debian:12","package":"linux","fixed_in":["4.16.12-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"linux","fixed_in":["4.16.12-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"linux","fixed_in":["4.16.12-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"linux-azure","fixed_in":["4.15.0-1014.14~16.04.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"linux-gcp","fixed_in":["4.15.0-1014.14~16.04.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"linux-hwe","fixed_in":["4.15.0-24.26~16.04.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"linux-oem","fixed_in":["4.13.0-1031.35"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"linux","fixed_in":["4.15.0-24.26"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"linux-aws","fixed_in":["4.15.0-1011.11"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"linux-azure","fixed_in":["4.15.0-1014.14"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"linux-gcp","fixed_in":["4.15.0-1010.10"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"linux-kvm","fixed_in":["4.15.0-1012.12"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"linux-oem","fixed_in":["4.15.0-1009.12"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"linux-raspi2","fixed_in":["4.15.0-1013.14"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.12-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.12-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.16.12-1"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"linux-azure","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1014.14~16.04.1"}]}],"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"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"linux-gcp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1014.14~16.04.1"}]}],"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"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"linux-hwe","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-24.26~16.04.1"}]}],"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"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"linux-oem","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.13.0-1031.35"}]}],"versions":["4.13.0-1008.9","4.13.0-1010.11","4.13.0-1012.13","4.13.0-1015.16","4.13.0-1017.18","4.13.0-1019.20","4.13.0-1020.21","4.13.0-1021.23","4.13.0-1022.24","4.13.0-1024.27","4.13.0-1026.29","4.13.0-1028.31","4.13.0-1030.33"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-24.26"}]}],"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"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"linux-aws","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1011.11"}]}],"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"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"linux-azure","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1014.14"}]}],"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"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"linux-gcp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1010.10"}]}],"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"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"linux-kvm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1012.12"}]}],"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"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"linux-oem","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1009.12"}]}],"versions":["4.15.0-1002.3","4.15.0-1004.5","4.15.0-1006.9","4.15.0-1008.11"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"linux-raspi2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1013.14"}]}],"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"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-24.26"}]}],"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"],"bundled":5},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"linux-aws","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1011.11"}]}],"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"],"bundled":5},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"linux-azure","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1014.14"}]}],"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"],"bundled":5},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"linux-gcp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1010.10"}]}],"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"],"bundled":5},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"linux-kvm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1012.12"}]}],"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"],"bundled":5},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"linux-oem","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1009.12"}]}],"versions":["4.15.0-1002.3","4.15.0-1004.5","4.15.0-1006.9","4.15.0-1008.11"],"bundled":5},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"linux-raspi2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1013.14"}]}],"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"],"bundled":5},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"linux-azure","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1014.14~16.04.1"}]}],"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"],"bundled":5},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"linux-hwe","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-24.26~16.04.1"}]}],"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"],"bundled":5},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"linux-oem","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.13.0-1031.35"}]}],"versions":["4.13.0-1008.9","4.13.0-1010.11","4.13.0-1012.13","4.13.0-1015.16","4.13.0-1017.18","4.13.0-1019.20","4.13.0-1020.21","4.13.0-1021.23","4.13.0-1022.24","4.13.0-1024.27","4.13.0-1026.29","4.13.0-1028.31","4.13.0-1030.33"],"bundled":7}],"products":[{"vendor":"canonical","product":"ubuntu_linux"},{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"https://usn.ubuntu.com/3695-1/","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","Third Party Advisory","advisory"]},{"url":"https://usn.ubuntu.com/3695-2/","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","Third Party Advisory","advisory"]},{"url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=1574","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.16.9","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory","advisory","report"]},{"url":"http://www.securityfocus.com/bid/104292","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://usn.ubuntu.com/3697-1/","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","Third Party Advisory","advisory"]},{"url":"https://github.com/torvalds/linux/commit/0a0b98734479aa5b3c671d5190e86273372cab95","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","report"]},{"url":"https://usn.ubuntu.com/3697-2/","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","Third Party Advisory","advisory"]},{"url":"https://www.exploit-db.com/exploits/46208/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry","evidence"]},{"url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0a0b98734479aa5b3c671d5190e86273372cab95","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory","fix","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-11508"},{"url":"https://github.com/advisories/GHSA-j435-p44w-r9xj"},{"url":"https://security-tracker.debian.org/tracker/CVE-2018-11508","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-11508","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-3695-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-3695-2","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-3697-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-3697-2","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-11508","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-1094","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-1095","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-7755","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-10940","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-1130","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-5750","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-5803","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-6927","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-7757","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2018-11508","description":"The compat_get_timex function in kernel/compat.c in the Linux kernel before 4.16.9 allows local users to obtain sensitive information from kernel memory via adjtimex.","status":"published","published":"2018-05-28T13:00:00Z","modified":"2024-08-05T08:10:14.569Z","updated_at":"2026-11-02T14:35:09.570381Z"}],"euvd":[{"id":"EUVD-2018-3537","description":"The compat_get_timex function in kernel/compat.c in the Linux kernel before 4.16.9 allows local users to obtain sensitive information from kernel memory via adjtimex.","status":"published","published":"2018-05-28T13:00:00Z","modified":"2024-08-05T08:10:14Z","updated_at":"2026-11-03T02:39:54.984528Z"}],"ghsa":[{"id":"GHSA-j435-p44w-r9xj","title":"The compat_get_timex function in kernel/compat.c in the Linux kernel before 4.16.9 allows local...","description":"The compat_get_timex function in kernel/compat.c in the Linux kernel before 4.16.9 allows local users to obtain sensitive information from kernel memory via adjtimex.","status":"published","published":"2022-05-14T01:14:57Z","modified":"2023-02-02T05:03:32Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:51:39.380797Z"}],"nvd":[{"id":"CVE-2018-11508","description":"The compat_get_timex function in kernel/compat.c in the Linux kernel before 4.16.9 allows local users to obtain sensitive information from kernel memory via adjtimex.","status":"published","published":"2018-05-28T13:29:00.217Z","modified":"2026-06-17T01:36:04.727Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:04:28.483469Z"}],"osv":[{"id":"CVE-2018-11508","description":"The compat_get_timex function in kernel/compat.c in the Linux kernel before 4.16.9 allows local users to obtain sensitive information from kernel memory via adjtimex.","status":"published","published":"2018-05-28T13:29:00.217Z","modified":"2026-03-15T22:17:19.574276Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:07.934182Z"},{"id":"DEBIAN-CVE-2018-11508","description":"The compat_get_timex function in kernel/compat.c in the Linux kernel before 4.16.9 allows local users to obtain sensitive information from kernel memory via adjtimex.","status":"published","published":"2018-05-28T13:29:00.217Z","modified":"2026-10-23T18:03:46.82437911Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:29.988046Z"},{"id":"UBUNTU-CVE-2018-11508","description":"The compat_get_timex function in kernel/compat.c in the Linux kernel before 4.16.9 allows local users to obtain sensitive information from kernel memory via adjtimex.","status":"published","published":"2018-05-28T00:00:00Z","modified":"2026-04-22T11:42:40.308986Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:54:16.544091Z"},{"id":"USN-3695-1","title":"linux, linux-aws, linux-azure, linux-gcp, linux-kvm, linux-oem, linux-raspi2 vulnerabilities","description":"Wen Xu discovered that the ext4 filesystem implementation in the Linux\nkernel did not properly initialize the crc32c checksum driver. A local\nattacker could use this to cause a denial of service (system crash).\n(CVE-2018-1094)\n\nIt was discovered that the cdrom driver in the Linux kernel contained an\nincorrect bounds check. A local attacker could use this to expose sensitive\ninformation (kernel memory). (CVE-2018-10940)\n\nWen Xu discovered that the ext4 file system implementation in the Linux\nkernel did not properly validate xattr sizes. A local attacker could use\nthis to cause a denial of service (system crash). (CVE-2018-1095)\n\nJann Horn discovered that the 32 bit adjtimex() syscall implementation for\n64 bit Linux kernels did not properly initialize memory returned to user\nspace in some situations. A local attacker could use this to expose\nsensitive information (kernel memory). (CVE-2018-11508)\n\nIt was discovered that an information leak vulnerability existed in the\nfloppy driver in the Linux kernel. A local attacker could use this to\nexpose sensitive information (kernel memory). (CVE-2018-7755)\n","status":"published","published":"2018-07-02T17:55:48Z","modified":"2026-04-22T09:46:34.492997Z","updated_at":"2026-11-02T16:58:13.496563Z"},{"id":"USN-3695-2","title":"linux-hwe, linux-azure vulnerabilities","description":"USN-3695-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04\nLTS. This update provides the corresponding updates for the Linux\nHardware Enablement (HWE) kernel from Ubuntu 18.04 LTS for Ubuntu\n16.04 LTS.\n\nWen Xu discovered that the ext4 file system implementation in the Linux\nkernel did not properly initialize the crc32c checksum driver. A local\nattacker could use this to cause a denial of service (system crash).\n(CVE-2018-1094)\n\nIt was discovered that the cdrom driver in the Linux kernel contained an\nincorrect bounds check. A local attacker could use this to expose sensitive\ninformation (kernel memory). (CVE-2018-10940)\n\nWen Xu discovered that the ext4 file system implementation in the Linux\nkernel did not properly validate xattr sizes. A local attacker could use\nthis to cause a denial of service (system crash). (CVE-2018-1095)\n\nJann Horn discovered that the 32 bit adjtimex() syscall implementation for\n64 bit Linux kernels did not properly initialize memory returned to user\nspace in some situations. A local attacker could use this to expose\nsensitive information (kernel memory). (CVE-2018-11508)\n\nIt was discovered that an information leak vulnerability existed in the\nfloppy driver in the Linux kernel. A local attacker could use this to\nexpose sensitive information (kernel memory). (CVE-2018-7755)\n","status":"published","published":"2018-07-02T17:49:33Z","modified":"2026-02-10T04:41:22Z","updated_at":"2026-11-02T16:58:13.496563Z"},{"id":"USN-3697-2","title":"linux-oem vulnerabilities","description":"It was discovered that a null pointer dereference vulnerability existed in\nthe DCCP protocol implementation in the Linux kernel. A local attacker\ncould use this to cause a denial of service (system crash). (CVE-2018-1130)\n\nJann Horn discovered that the 32 bit adjtimex() syscall implementation for\n64 bit Linux kernels did not properly initialize memory returned to user\nspace in some situations. A local attacker could use this to expose\nsensitive information (kernel memory). (CVE-2018-11508)\n\nWang Qize discovered that an information disclosure vulnerability existed\nin the SMBus driver for ACPI Embedded Controllers in the Linux kernel. A\nlocal attacker could use this to expose sensitive information (kernel\npointer addresses). (CVE-2018-5750)\n\nIt was discovered that the SCTP Protocol implementation in the Linux kernel\ndid not properly validate userspace provided payload lengths in some\nsituations. A local attacker could use this to cause a denial of service\n(system crash). (CVE-2018-5803)\n\nIt was discovered that an integer overflow error existed in the futex\nimplementation in the Linux kernel. A local attacker could use this to\ncause a denial of service (system crash). (CVE-2018-6927)\n\nIt was discovered that an information leak vulnerability existed in the\nfloppy driver in the Linux kernel. A local attacker could use this to\nexpose sensitive information (kernel memory). (CVE-2018-7755)\n\nIt was discovered that a memory leak existed in the SAS driver subsystem of\nthe Linux kernel. A local attacker could use this to cause a denial of\nservice (memory exhaustion). (CVE-2018-7757)\n","status":"published","published":"2018-07-02T20:05:04Z","modified":"2026-02-10T04:41:22Z","updated_at":"2026-11-02T16:58:13.496563Z"}]}}