Race condition in the fsnotify implementation in the Linux kernel through 4.12.4 allows local users to gain privileges or cause a denial of service (memory corruption) via a crafted application that leverages simultaneous execution of the inotify_handle_event and vfs_rename functions.
http://openwall.com/lists/oss-security/2017/08/03/2
http://www.debian.org/security/2017/dsa-3927
http://www.debian.org/security/2017/dsa-3945
http://www.openwall.com/lists/oss-security/2019/06/27/7
http://www.openwall.com/lists/oss-security/2019/06/28/1
http://www.openwall.com/lists/oss-security/2019/06/28/2
http://www.securityfocus.com/bid/100123
http://www.securitytracker.com/id/1039075
https://access.redhat.com/errata/RHSA-2017:2473
https://access.redhat.com/errata/RHSA-2017:2585
https://access.redhat.com/errata/RHSA-2017:2669
https://access.redhat.com/errata/RHSA-2017:2770
https://access.redhat.com/errata/RHSA-2017:2869
https://bugzilla.redhat.com/show_bug.cgi?id=1468283
https://github.com/torvalds/linux/commit/49d31c2f389acfe83417083e1208422b4091cd9e
https://patchwork.kernel.org/patch/9755753/
https://patchwork.kernel.org/patch/9755757/
https://source.android.com/security/bulletin/2017-12-01
https://www.mail-archive.com/[email protected]/msg1408967.html
Source: MITRE
Published: 2017-08-05
Updated: 2018-01-05
Type: CWE-362
Base Score: 6.9
Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 3.4
Severity: MEDIUM
Base Score: 7
Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 1
Severity: HIGH