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
6.6 Medium
AI Score
Confidence
High
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
67.3%
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.
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=704620afc70cf47abb9d6a1a57f3825d2bca49cf
access.redhat.com/errata/RHSA-2019:3309
access.redhat.com/errata/RHSA-2019:3517
cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.9
github.com/torvalds/linux/commit/704620afc70cf47abb9d6a1a57f3825d2bca49cf
lists.debian.org/debian-lts-announce/2019/03/msg00034.html
lists.debian.org/debian-lts-announce/2019/04/msg00004.html
lists.debian.org/debian-lts-announce/2019/05/msg00002.html
usn.ubuntu.com/3879-1/
usn.ubuntu.com/3879-2/
usn.ubuntu.com/4094-1/
usn.ubuntu.com/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
6.6 Medium
AI Score
Confidence
High
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
67.3%