Ubuntu.comUB:CVE-2016-6198CVE-2016-6198
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
4.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
0.0004 Low
EPSS
Percentile
9.3%
The filesystem layer in the Linux kernel before 4.5.5 proceeds with
post-rename operations after an OverlayFS file is renamed to a
self-hardlink, which allows local users to cause a denial of service
(system crash) via a rename system call, related to fs/namei.c and
fs/open.c.
Notes
| Author | Note |
|---|---|
| PHLin | patch 9409e22 got reverted in 8d3e2936 when 51f7e52 is applied |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 15.10 | noarch | linux | < 4.2.0-41.48 | UNKNOWN |
| ubuntu | 16.04 | noarch | linux | < 4.4.0-28.47 | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-lts-wily | < 4.2.0-41.48~14.04.1 | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-lts-xenial | < 4.4.0-28.47~14.04.1 | UNKNOWN |
| ubuntu | 15.10 | noarch | linux-raspi2 | < 4.2.0-1033.43 | UNKNOWN |
| ubuntu | 16.04 | noarch | linux-raspi2 | < 4.4.0-1016.22 | UNKNOWN |
| ubuntu | 16.04 | noarch | linux-snapdragon | < 4.4.0-1019.22 | UNKNOWN |
References
Related
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
4.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
0.0004 Low
EPSS
Percentile
9.3%