2.1 Low
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:N/I:N/A:P
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
0.0004 Low
EPSS
Percentile
5.1%
In fs/ocfs2/cluster/nodemanager.c in the Linux kernel before 4.15, local
users can cause a denial of service (NULL pointer dereference and BUG)
because a required mutex is not used.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 14.04 | noarch | linux | <ย 3.13.0-161.211 | UNKNOWN |
ubuntu | 16.04 | noarch | linux | <ย 4.4.0-137.163 | UNKNOWN |
ubuntu | 14.04 | noarch | linux-aws | <ย 4.4.0-1031.34 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws | <ย 4.4.0-1069.79 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure | <ย 4.15.0-1013.13~16.04.2 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-gcp | <ย 4.15.0-1014.14~16.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-hwe | <ย 4.15.0-24.26~16.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-hwe-edge | <ย 4.15.0-24.26~16.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-kvm | <ย 4.4.0-1035.41 | UNKNOWN |
ubuntu | 14.04 | noarch | linux-lts-xenial | <ย 4.4.0-137.163~14.04.1 | UNKNOWN |
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=853bc26a7ea39e354b9f8889ae7ad1492ffa28d2
github.com/torvalds/linux/commit/853bc26a7ea39e354b9f8889ae7ad1492ffa28d2
launchpad.net/bugs/cve/CVE-2017-18216
nvd.nist.gov/vuln/detail/CVE-2017-18216
security-tracker.debian.org/tracker/CVE-2017-18216
ubuntu.com/security/notices/USN-3776-1
ubuntu.com/security/notices/USN-3776-2
ubuntu.com/security/notices/USN-3798-1
ubuntu.com/security/notices/USN-3798-2
www.cve.org/CVERecord?id=CVE-2017-18216
2.1 Low
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:N/I:N/A:P
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
0.0004 Low
EPSS
Percentile
5.1%