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:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
1.7 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:S/C:N/I:N/A:P
0.0004 Low
EPSS
Percentile
5.3%
A NULL pointer dereference flaw was found in the Linux kernel’s IEEE
802.15.4 wireless networking subsystem in the way the user closes the
LR-WPAN connection. This flaw allows a local user to crash the system. The
highest threat from this vulnerability is to system availability.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 20.04 | noarch | linux | < 5.4.0-74.83 | UNKNOWN |
ubuntu | 21.04 | noarch | linux | < 5.11.0-18.19 | UNKNOWN |
ubuntu | 18.04 | noarch | linux | < 4.15.0-144.148 | UNKNOWN |
ubuntu | 16.04 | noarch | linux | < 4.4.0-239.273) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
ubuntu | 20.04 | noarch | linux-aws | < 5.4.0-1049.51 | UNKNOWN |
ubuntu | 21.04 | noarch | linux-aws | < 5.11.0-1008.8 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws | < 4.15.0-1103.110 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws | < 4.4.0-1155.170) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
ubuntu | 14.04 | noarch | linux-aws | < 4.4.0-1117.123) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws-5.4 | < 5.4.0-1049.51~18.04.1 | UNKNOWN |
git.kernel.org/linus/1165affd484889d4986cf3b724318935a0b120d8
launchpad.net/bugs/cve/CVE-2021-3659
nvd.nist.gov/vuln/detail/CVE-2021-3659
security-tracker.debian.org/tracker/CVE-2021-3659
ubuntu.com/security/notices/USN-6001-1
ubuntu.com/security/notices/USN-6013-1
ubuntu.com/security/notices/USN-6014-1
www.cve.org/CVERecord?id=CVE-2021-3659
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:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
1.7 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:S/C:N/I:N/A:P
0.0004 Low
EPSS
Percentile
5.3%