UbuntuUSN-4161-1Linux kernel vulnerability
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8 High
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
0.0004 Low
EPSS
Percentile
5.2%
Releases
- Ubuntu 19.10
Packages
- linux - Linux kernel
- linux-aws - Linux kernel for Amazon Web Services (AWS) systems
- linux-azure - Linux kernel for Microsoft Azure Cloud systems
- linux-gcp - Linux kernel for Google Cloud Platform (GCP) systems
- linux-kvm - Linux kernel for cloud environments
- linux-raspi2 - Linux kernel for Raspberry Pi 2
Details
It was discovered that the IPv6 routing implementation in the Linux kernel
contained a reference counting error leading to a use-after-free
vulnerability. A local attacker could use this to cause a denial of service
(system crash) or possibly execute arbitrary code.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Ubuntu | 19.10 | noarch | linux-image-5.3.0-19-lowlatency | < 5.3.0-19.20 | UNKNOWN |
| Ubuntu | 19.10 | noarch | block-modules-5.3.0-19-generic-di | < 5.3.0-19.20 | UNKNOWN |
| Ubuntu | 19.10 | noarch | crypto-modules-5.3.0-19-generic-di | < 5.3.0-19.20 | UNKNOWN |
| Ubuntu | 19.10 | noarch | fat-modules-5.3.0-19-generic-di | < 5.3.0-19.20 | UNKNOWN |
| Ubuntu | 19.10 | noarch | fb-modules-5.3.0-19-generic-di | < 5.3.0-19.20 | UNKNOWN |
| Ubuntu | 19.10 | noarch | firewire-core-modules-5.3.0-19-generic-di | < 5.3.0-19.20 | UNKNOWN |
| Ubuntu | 19.10 | noarch | floppy-modules-5.3.0-19-generic-di | < 5.3.0-19.20 | UNKNOWN |
| Ubuntu | 19.10 | noarch | fs-core-modules-5.3.0-19-generic-di | < 5.3.0-19.20 | UNKNOWN |
| Ubuntu | 19.10 | noarch | fs-secondary-modules-5.3.0-19-generic-di | < 5.3.0-19.20 | UNKNOWN |
| Ubuntu | 19.10 | noarch | input-modules-5.3.0-19-generic-di | < 5.3.0-19.20 | UNKNOWN |
References
Related
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8 High
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
0.0004 Low
EPSS
Percentile
5.2%