Lucene search

K
ubuntucveUbuntu.comUB:CVE-2021-3573
HistoryJun 06, 2021 - 12:00 a.m.

CVE-2021-3573

2021-06-0600:00:00
ubuntu.com
ubuntu.com
40

6.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

6.4 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

0.0004 Low

EPSS

Percentile

5.1%

A use-after-free in function hci_sock_bound_ioctl() of the Linux kernel HCI
subsystem was found in the way user calls ioct HCIUNBLOCKADDR or other way
triggers race condition of the call hci_unregister_dev() together with one
of the calls hci_sock_blacklist_add(), hci_sock_blacklist_del(),
hci_get_conn_info(), hci_get_auth_info(). A privileged local user could use
this flaw to crash the system or escalate their privileges on the system.
This flaw affects the Linux kernel versions prior to 5.13-rc5.

Rows per page:
1-10 of 631

6.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

6.4 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

0.0004 Low

EPSS

Percentile

5.1%