6.8 Medium
CVSS3
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
0.003 Low
EPSS
Percentile
67.0%
An issue was discovered in the Linux kernel before 4.19.9. The USB
subsystem mishandles size checks during the reading of an extra descriptor,
related to __usb_get_extra_descriptor in drivers/usb/core/usb.c.
Author | Note |
---|---|
tyhicks | This issue requires physical access and, therefore, is being rated as a low priority issue |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | linux | <Â 4.15.0-58.64 | UNKNOWN |
ubuntu | 16.04 | noarch | linux | <Â 4.4.0-142.168 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws | <Â 4.15.0-1047.49 | UNKNOWN |
ubuntu | 14.04 | noarch | linux-aws | <Â 4.4.0-1038.41 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws | <Â 4.4.0-1075.85 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws-hwe | <Â 4.15.0-1047.49~16.04.1 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-azure | <Â 5.0.0-1014.14~18.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure | <Â 4.15.0-1055.60 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-azure-edge | <Â 5.0.0-1014.14~18.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure-edge | <Â 4.15.0-1055.60 | UNKNOWN |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20169
git.kernel.org/linus/704620afc70cf47abb9d6a1a57f3825d2bca49cf
launchpad.net/bugs/cve/CVE-2018-20169
nvd.nist.gov/vuln/detail/CVE-2018-20169
security-tracker.debian.org/tracker/CVE-2018-20169
ubuntu.com/security/notices/USN-3879-1
ubuntu.com/security/notices/USN-3879-2
ubuntu.com/security/notices/USN-4094-1
ubuntu.com/security/notices/USN-4118-1
6.8 Medium
CVSS3
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
0.003 Low
EPSS
Percentile
67.0%