{"id":"CVE-2015-1328","aliases":["EUVD-2015-1468","GHSA-jhgp-x42x-cx6m","UBUNTU-CVE-2015-1328","USN-2643-1","USN-2644-1","USN-2645-1"],"status":"published","title":"The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in...","description":"The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in Ubuntu through 15.04 does not properly check permissions for file creation in the upper filesystem directory, which allows local users to obtain root access by leveraging a configuration in which overlayfs is permitted in an arbitrary mount namespace.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.37679,"percentile":0.98548,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-264"],"published":"2015-06-15T00:00:00Z","modified":"2026-09-30T18:20:55Z","exploits":[{"source":"exploitdb","id":"EDB-37292","title":"Linux Kernel 3.13.0 \u003c 3.19 (Ubuntu 12.04/14.04/14.10/15.04) - 'overlayfs' Local Privilege Escalation","type":"local","platform":"linux","date":"2015-06-16","verified":true,"url":"https://www.exploit-db.com/exploits/37292"},{"source":"exploitdb","id":"EDB-37293","title":"Linux Kernel 3.13.0 \u003c 3.19 (Ubuntu 12.04/14.04/14.10/15.04) - 'overlayfs' Local Privilege Escalation (Access /etc/shadow)","type":"local","platform":"linux","date":"2015-06-16","verified":true,"url":"https://www.exploit-db.com/exploits/37293"},{"source":"exploitdb","id":"EDB-40688","title":"Linux Kernel (Ubuntu / Fedora / RedHat) - 'Overlayfs' Local Privilege Escalation (Metasploit)","type":"local","platform":"linux","date":"2016-11-02","verified":true,"url":"https://www.exploit-db.com/exploits/40688"},{"source":"metasploit","id":"exploit/linux/local/overlayfs_priv_esc","title":"Overlayfs Privilege Escalation","type":"exploit","platform":"Linux","date":"2015-06-16","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/linux/local/overlayfs_priv_esc"},{"source":"pocgithub","id":"0xf1d0/CVE-2015-1328","title":"0xf1d0/CVE-2015-1328","date":"2025-11-01","url":"https://github.com/0xf1d0/CVE-2015-1328"},{"source":"pocgithub","id":"BlackFrog-hub/cve-2015-1328","title":"BlackFrog-hub/cve-2015-1328","date":"2024-07-12","url":"https://github.com/BlackFrog-hub/cve-2015-1328"},{"source":"pocgithub","id":"FernandoCassioDev/CVE-2015-1328","title":"FernandoCassioDev/CVE-2015-1328","date":"2026-07-23","url":"https://github.com/FernandoCassioDev/CVE-2015-1328"},{"source":"pocgithub","id":"SR7-HACKING/LINUX-VULNERABILITY-CVE-2015-1328","title":"SR7-HACKING/LINUX-VULNERABILITY-CVE-2015-1328","date":"2020-05-12","url":"https://github.com/SR7-HACKING/LINUX-VULNERABILITY-CVE-2015-1328"},{"source":"pocgithub","id":"WhatsWrongAndWhy/CVE-2015-1328","title":"WhatsWrongAndWhy/CVE-2015-1328","date":"2026-07-15","url":"https://github.com/WhatsWrongAndWhy/CVE-2015-1328"},{"source":"pocgithub","id":"YastrebX/CVE-2015-1328","title":"YastrebX/CVE-2015-1328","date":"2024-11-12","url":"https://github.com/YastrebX/CVE-2015-1328"},{"source":"pocgithub","id":"bansalkrish007-arch/cve-2015-1328","title":"bansalkrish007-arch/cve-2015-1328","date":"2026-07-24","url":"https://github.com/bansalkrish007-arch/cve-2015-1328"},{"source":"pocgithub","id":"elit3pwner/CVE-2015-1328-GoldenEye","title":"elit3pwner/CVE-2015-1328-GoldenEye","date":"2022-02-07","url":"https://github.com/elit3pwner/CVE-2015-1328-GoldenEye"},{"source":"pocgithub","id":"notlikethis/CVE-2015-1328","title":"notlikethis/CVE-2015-1328","date":"2021-06-26","url":"https://github.com/notlikethis/CVE-2015-1328"},{"source":"pocgithub","id":"saqibnet/blackbox-pentesting-infsecos","title":"saqibnet/blackbox-pentesting-infsecos","date":"2026-05-08","url":"https://github.com/saqibnet/blackbox-pentesting-infsecos"},{"source":"pocgithub","id":"thieveshkar/RootQuest-CTF-Box-Multi-Stage-Exploitation-VM","title":"thieveshkar/RootQuest-CTF-Box-Multi-Stage-Exploitation-VM","date":"2025-10-18","url":"https://github.com/thieveshkar/RootQuest-CTF-Box-Multi-Stage-Exploitation-VM"}],"fixes":[{"ecosystem":"Ubuntu:14.04:LTS","package":"linux","fixed_in":["3.13.0-55.92"],"sources":["osv"]},{"ecosystem":"Ubuntu:14.04:LTS","package":"linux-lts-utopic","fixed_in":["3.16.0-41.55~14.04.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:14.04:LTS","package":"linux-lts-vivid","fixed_in":["3.19.0-21.21~14.04.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.13.0-55.92"}]}],"versions":["3.11.0-12.19","3.12.0-1.3","3.12.0-2.5","3.12.0-2.7","3.12.0-3.8","3.12.0-3.9","3.12.0-4.10","3.12.0-4.12","3.12.0-5.13","3.12.0-7.15","3.13.0-1.16","3.13.0-2.17","3.13.0-3.18","3.13.0-4.19","3.13.0-5.20","3.13.0-6.23","3.13.0-7.25","3.13.0-7.26","3.13.0-8.27","3.13.0-8.28","3.13.0-10.30","3.13.0-11.31","3.13.0-12.32","3.13.0-13.33","3.13.0-14.34","3.13.0-15.35","3.13.0-16.36","3.13.0-17.37","3.13.0-18.38","3.13.0-19.39","3.13.0-19.40","3.13.0-20.42","3.13.0-21.43","3.13.0-22.44","3.13.0-23.45","3.13.0-24.46","3.13.0-24.47","3.13.0-27.50","3.13.0-29.53","3.13.0-30.54","3.13.0-30.55","3.13.0-32.57","3.13.0-33.58","3.13.0-34.60","3.13.0-35.62","3.13.0-36.63","3.13.0-37.64","3.13.0-39.66","3.13.0-40.69","3.13.0-41.70","3.13.0-43.72","3.13.0-44.73","3.13.0-45.74","3.13.0-46.75","3.13.0-46.76","3.13.0-46.77","3.13.0-46.79","3.13.0-48.80","3.13.0-49.81","3.13.0-49.83","3.13.0-51.84","3.13.0-52.85","3.13.0-52.86","3.13.0-53.88","3.13.0-53.89","3.13.0-54.91"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"linux-lts-utopic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.16.0-41.55~14.04.1"}]}],"versions":["3.16.0-25.33~14.04.2","3.16.0-26.35~14.04.1","3.16.0-28.37~14.04.1","3.16.0-28.38~14.04.1","3.16.0-29.39~14.04.1","3.16.0-30.40~14.04.1","3.16.0-31.41~14.04.1","3.16.0-31.43~14.04.1","3.16.0-33.44~14.04.1","3.16.0-34.45~14.04.1","3.16.0-34.47~14.04.1","3.16.0-36.48~14.04.1","3.16.0-37.49~14.04.1","3.16.0-37.51~14.04.1","3.16.0-38.52~14.04.1","3.16.0-39.53~14.04.1","3.16.0-40.54~14.04.1"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"linux-lts-vivid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.19.0-21.21~14.04.1"}]}],"versions":["3.19.0-18.18~14.04.1","3.19.0-20.20~14.04.1"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.13.0-55.92"}]}],"versions":["3.11.0-12.19","3.12.0-1.3","3.12.0-2.5","3.12.0-2.7","3.12.0-3.8","3.12.0-3.9","3.12.0-4.10","3.12.0-4.12","3.12.0-5.13","3.12.0-7.15","3.13.0-1.16","3.13.0-2.17","3.13.0-3.18","3.13.0-4.19","3.13.0-5.20","3.13.0-6.23","3.13.0-7.25","3.13.0-7.26","3.13.0-8.27","3.13.0-8.28","3.13.0-10.30","3.13.0-11.31","3.13.0-12.32","3.13.0-13.33","3.13.0-14.34","3.13.0-15.35","3.13.0-16.36","3.13.0-17.37","3.13.0-18.38","3.13.0-19.39","3.13.0-19.40","3.13.0-20.42","3.13.0-21.43","3.13.0-22.44","3.13.0-23.45","3.13.0-24.46","3.13.0-24.47","3.13.0-27.50","3.13.0-29.53","3.13.0-30.54","3.13.0-30.55","3.13.0-32.57","3.13.0-33.58","3.13.0-34.60","3.13.0-35.62","3.13.0-36.63","3.13.0-37.64","3.13.0-39.66","3.13.0-40.69","3.13.0-41.70","3.13.0-43.72","3.13.0-44.73","3.13.0-45.74","3.13.0-46.75","3.13.0-46.76","3.13.0-46.77","3.13.0-46.79","3.13.0-48.80","3.13.0-49.81","3.13.0-49.83","3.13.0-51.84","3.13.0-52.85","3.13.0-52.86","3.13.0-53.88","3.13.0-53.89","3.13.0-54.91"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"linux-lts-utopic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.16.0-41.55~14.04.1"}]}],"versions":["3.16.0-25.33~14.04.2","3.16.0-26.35~14.04.1","3.16.0-28.37~14.04.1","3.16.0-28.38~14.04.1","3.16.0-29.39~14.04.1","3.16.0-30.40~14.04.1","3.16.0-31.41~14.04.1","3.16.0-31.43~14.04.1","3.16.0-33.44~14.04.1","3.16.0-34.45~14.04.1","3.16.0-34.47~14.04.1","3.16.0-36.48~14.04.1","3.16.0-37.49~14.04.1","3.16.0-37.51~14.04.1","3.16.0-38.52~14.04.1","3.16.0-39.53~14.04.1","3.16.0-40.54~14.04.1"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"linux-lts-vivid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.19.0-21.21~14.04.1"}]}],"versions":["3.19.0-18.18~14.04.1","3.19.0-20.20~14.04.1"]}],"products":[{"vendor":"canonical","product":"ubuntu_linux"},{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"https://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-1328.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/75206","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/37292/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"url":"http://www.exploit-db.com/exploits/40688/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","VDB Entry"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2015-1328","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"http://seclists.org/oss-sec/2015/q2/717","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-1328"},{"url":"https://www.exploit-db.com/exploits/37292"},{"url":"http://www.exploit-db.com/exploits/40688"},{"url":"https://github.com/advisories/GHSA-jhgp-x42x-cx6m"},{"url":"https://ubuntu.com/security/CVE-2015-1328","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-2640-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-2641-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-2642-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-2643-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-2644-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-2645-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-2646-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-2647-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-1328","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2015-1328","description":"The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in Ubuntu through 15.04 does not properly check permissions for file creation in the upper filesystem directory, which allows local users to obtain root access by leveraging a configuration in which overlayfs is permitted in an arbitrary mount namespace.","status":"published","published":"2016-11-28T03:01:00Z","modified":"2024-08-06T04:40:18.469Z","updated_at":"2026-11-02T14:35:44.046042Z"}],"euvd":[{"id":"EUVD-2015-1468","description":"The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in Ubuntu through 15.04 does not properly check permissions for file creation in the upper filesystem directory, which allows local users to obtain root access by leveraging a configuration in which overlayfs is permitted in an arbitrary mount namespace.","status":"published","published":"2016-11-28T03:01:00Z","modified":"2024-08-06T04:40:18Z","updated_at":"2026-11-03T02:22:16.145787Z"}],"ghsa":[{"id":"GHSA-jhgp-x42x-cx6m","title":"The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in...","description":"The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in Ubuntu through 15.04 does not properly check permissions for file creation in the upper filesystem directory, which allows local users to obtain root access by leveraging a configuration in which overlayfs is permitted in an arbitrary mount namespace.","status":"published","published":"2022-05-17T00:51:52Z","modified":"2025-04-12T13:06:47Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:01:30.348567Z"}],"nvd":[{"id":"CVE-2015-1328","description":"The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in Ubuntu through 15.04 does not properly check permissions for file creation in the upper filesystem directory, which allows local users to obtain root access by leveraging a configuration in which overlayfs is permitted in an arbitrary mount namespace.","status":"published","published":"2016-11-28T03:59:00.217Z","modified":"2026-06-17T00:22:12.163Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:03:16.97467Z"}],"osv":[{"id":"UBUNTU-CVE-2015-1328","description":"The overlayfs implementation in the linux (aka Linux kernel) package before 3.19.0-21.21 in Ubuntu through 15.04 does not properly check permissions for file creation in the upper filesystem directory, which allows local users to obtain root access by leveraging a configuration in which overlayfs is permitted in an arbitrary mount namespace.","status":"published","published":"2015-06-15T00:00:00Z","modified":"2026-09-30T18:20:55.547441707Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:09.721803Z"},{"id":"USN-2643-1","title":"linux vulnerability","description":"Philip Pettersson discovered a privilege escalation when using overlayfs\nmounts inside of user namespaces. A local user could exploit this flaw to\ngain administrative privileges on the system.\n","status":"published","published":"2015-06-15T21:47:26Z","modified":"2026-04-22T09:13:25.00086Z","updated_at":"2026-11-02T16:58:09.227524Z"},{"id":"USN-2644-1","title":"linux-lts-utopic vulnerability","description":"Philip Pettersson discovered a privilege escalation when using overlayfs\nmounts inside of user namespaces. A local user could exploit this flaw to\ngain administrative privileges on the system.\n","status":"published","published":"2015-06-15T21:54:36Z","modified":"2026-02-10T04:40:54Z","updated_at":"2026-11-02T16:58:09.227524Z"},{"id":"USN-2645-1","title":"linux-lts-vivid vulnerability","description":"Philip Pettersson discovered a privilege escalation when using overlayfs\nmounts inside of user namespaces. A local user could exploit this flaw to\ngain administrative privileges on the system.\n","status":"published","published":"2015-06-15T21:57:00Z","modified":"2026-02-10T04:40:54Z","updated_at":"2026-11-02T16:58:09.227524Z"}]}}