CVE-2015-8839

5.1 MEDIUM
Published: May 02, 2016 Modified: May 06, 2026
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ea3d7209ca01da209cda6f0dea8be9cc4b7a933b
Source: cve@mitre.org
Vendor Advisory
http://www.openwall.com/lists/oss-security/2016/04/01/4
Source: cve@mitre.org
Mailing List Third Party Advisory
http://www.securityfocus.com/bid/85798
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1035455
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-3005-1
Source: cve@mitre.org
Third Party Advisory
http://www.ubuntu.com/usn/USN-3006-1
Source: cve@mitre.org
Third Party Advisory
http://www.ubuntu.com/usn/USN-3007-1
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1842
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2077
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2669
Source: cve@mitre.org
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1323577
Source: cve@mitre.org
Issue Tracking Third Party Advisory
https://github.com/torvalds/linux/commit/ea3d7209ca01da209cda6f0dea8be9cc4b7a933b
Source: cve@mitre.org
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
Source: cve@mitre.org
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
Source: cve@mitre.org
Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ea3d7209ca01da209cda6f0dea8be9cc4b7a933b
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://www.openwall.com/lists/oss-security/2016/04/01/4
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://www.securityfocus.com/bid/85798
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1035455
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-3005-1
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.ubuntu.com/usn/USN-3006-1
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.ubuntu.com/usn/USN-3007-1
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1842
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2077
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2669
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1323577
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Third Party Advisory
https://github.com/torvalds/linux/commit/ea3d7209ca01da209cda6f0dea8be9cc4b7a933b
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

28 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.1 / 10.0
EPSS (Exploit Probability)
0.0%
13th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-362

Affected Vendors

canonical linux

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