7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
4.4 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:M/Au:N/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
5.3%
The add_free_nid function in fs/f2fs/node.c in the Linux kernel before 4.12
does not properly track an allocated nid, which allows local users to cause
a denial of service (race condition) or possibly have unspecified other
impact via concurrent threads.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 16.04 | noarch | linux | < 4.4.0-145.171 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-raspi2 | < 4.4.0-1106.114 | UNKNOWN |
ubuntu | 14.04 | noarch | linux-aws | < 4.4.0-1040.43 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws | < 4.4.0-1079.89 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure | < 4.13.0-1005.7 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure-edge | < 4.13.0-1005.7 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-gcp | < 4.13.0-1002.5 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-hwe | < 4.13.0-26.29~16.04.2 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-hwe-edge | < 4.13.0-26.29~16.04.2 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-kvm | < 4.4.0-1043.49 | UNKNOWN |
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=30a61ddf8117c26ac5b295e1233eaa9629a94ca3
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18249
github.com/torvalds/linux/commit/30a61ddf8117c26ac5b295e1233eaa9629a94ca3
launchpad.net/bugs/cve/CVE-2017-18249
nvd.nist.gov/vuln/detail/CVE-2017-18249
security-tracker.debian.org/tracker/CVE-2017-18249
ubuntu.com/security/notices/USN-3932-1
ubuntu.com/security/notices/USN-3932-2
7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
4.4 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:M/Au:N/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
5.3%