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
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
AI Score
Confidence
High
EPSS
Percentile
57.6%
It was discovered that the virtual file system implementation in the Linux
kernel contained an unsigned to signed integer conversion error. 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 | 21.04 | noarch | linux-image-5.11.0-1012-azure | < 5.11.0-1012.13 | UNKNOWN |
Ubuntu | 21.04 | noarch | linux-image-5.11.0-1012-azure-dbgsym | < 5.11.0-1012.13 | UNKNOWN |
Ubuntu | 21.04 | noarch | linux-image-5.11.0-1012-kvm | < 5.11.0-1012.13 | UNKNOWN |
Ubuntu | 21.04 | noarch | linux-image-5.11.0-1012-kvm-dbgsym | < 5.11.0-1012.13 | UNKNOWN |
Ubuntu | 21.04 | noarch | linux-image-5.11.0-1013-oracle | < 5.11.0-1013.14 | UNKNOWN |
Ubuntu | 21.04 | noarch | linux-image-5.11.0-1013-oracle-dbgsym | < 5.11.0-1013.14 | UNKNOWN |
Ubuntu | 21.04 | noarch | linux-image-5.11.0-1014-aws | < 5.11.0-1014.15 | UNKNOWN |
Ubuntu | 21.04 | noarch | linux-aws-headers-5.11.0-1014 | < 5.11.0-1014.15 | UNKNOWN |
Ubuntu | 21.04 | noarch | linux-aws-tools-5.11.0-1014 | < 5.11.0-1014.15 | UNKNOWN |
Ubuntu | 21.04 | noarch | linux-buildinfo-5.11.0-1014-aws | < 5.11.0-1014.15 | 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
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
AI Score
Confidence
High
EPSS
Percentile
57.6%