CVSS2
Attack Vector
LOCAL
Attack 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
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
62.1%
William Liu and Jamie Hill-Daniel discovered that the file system context
functionality in the Linux kernel contained an integer underflow
vulnerability, leading to an out-of-bounds write. A local attacker could
use this to cause a denial of service (system crash) or execute arbitrary
code.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Ubuntu | 21.10 | noarch | linux-image-virtual | < 5.13.0.27.37 | UNKNOWN |
Ubuntu | 21.10 | noarch | linux-cloud-tools-generic | < 5.13.0.27.37 | UNKNOWN |
Ubuntu | 21.10 | noarch | linux-cloud-tools-generic-hwe-20.04 | < 5.13.0.27.37 | UNKNOWN |
Ubuntu | 21.10 | noarch | linux-cloud-tools-generic-hwe-20.04-edge | < 5.13.0.27.37 | UNKNOWN |
Ubuntu | 21.10 | noarch | linux-cloud-tools-lowlatency | < 5.13.0.27.37 | UNKNOWN |
Ubuntu | 21.10 | noarch | linux-cloud-tools-lowlatency-hwe-20.04 | < 5.13.0.27.37 | UNKNOWN |
Ubuntu | 21.10 | noarch | linux-cloud-tools-lowlatency-hwe-20.04-edge | < 5.13.0.27.37 | UNKNOWN |
Ubuntu | 21.10 | noarch | linux-cloud-tools-virtual | < 5.13.0.27.37 | UNKNOWN |
Ubuntu | 21.10 | noarch | linux-cloud-tools-virtual-hwe-20.04 | < 5.13.0.27.37 | UNKNOWN |
Ubuntu | 21.10 | noarch | linux-cloud-tools-virtual-hwe-20.04-edge | < 5.13.0.27.37 | UNKNOWN |
CVSS2
Attack Vector
LOCAL
Attack 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
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
62.1%