CVEvulnerability
CVE-2015-8839
5.1 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2016-05-02
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.1 MEDIUM — CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 1.9 LOW — AV:L/AC:M/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-362
Description
Multiple race conditions in the ext4 filesystem implementation in the Linux kernel before 4.5 allow local users to cause a denial of service (disk corruption) by writing to a page that is associated with a different user's file after unsynchronized hole punching and page-fault handling.
Affected configurations
• linux linux kernel (<= 4.4.221)
• linux linux kernel 4.5
• canonical ubuntu linux 14.04
• canonical ubuntu linux 16.04
Related
Weakness · CWE (1)
- CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization weakness
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ea3d7209ca01da209cda6f0dea8be9cc4b7a933b Vendor Advisory
- http://www.openwall.com/lists/oss-security/2016/04/01/4 Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/85798 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1035455 Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-3005-1 Third Party Advisory
- http://www.ubuntu.com/usn/USN-3006-1 Third Party Advisory
- http://www.ubuntu.com/usn/USN-3007-1 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1842 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2077 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2669 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1323577 Issue Tracking, Third Party Advisory
- https://github.com/torvalds/linux/commit/ea3d7209ca01da209cda6f0dea8be9cc4b7a933b Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ea3d7209ca01da209cda6f0dea8be9cc4b7a933b Vendor Advisory
- http://www.openwall.com/lists/oss-security/2016/04/01/4 Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/85798 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1035455 Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-3005-1 Third Party Advisory
- http://www.ubuntu.com/usn/USN-3006-1 Third Party Advisory
- http://www.ubuntu.com/usn/USN-3007-1 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1842 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2077 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2669 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1323577 Issue Tracking, Third Party Advisory
- https://github.com/torvalds/linux/commit/ea3d7209ca01da209cda6f0dea8be9cc4b7a933b Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html Third Party Advisory