UbuntuUSN-3633-1Linux kernel (Intel Euclid) vulnerability
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
18.0%
Releases
- Ubuntu 16.04 ESM
Packages
- linux-euclid - Linux kernel for Intel Euclid systems
Details
Jann Horn discovered that the Berkeley Packet Filter (BPF) implementation
in the Linux kernel improperly performed sign extension in some situations.
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 | 16.04 | noarch | linux-image-4.4.0-9026-euclid | <ย 4.4.0-9026.28 | UNKNOWN |
| Ubuntu | 16.04 | noarch | linux-euclid-headers-4.4.0-9026 | <ย 4.4.0-9026.28 | UNKNOWN |
| Ubuntu | 16.04 | noarch | linux-euclid-tools-4.4.0-9026 | <ย 4.4.0-9026.28 | UNKNOWN |
| Ubuntu | 16.04 | noarch | linux-euclid-tools-4.4.0-9026-dbgsym | <ย 4.4.0-9026.28 | UNKNOWN |
| Ubuntu | 16.04 | noarch | linux-headers-4.4.0-9026-euclid | <ย 4.4.0-9026.28 | UNKNOWN |
| Ubuntu | 16.04 | noarch | linux-image-4.4.0-9026-euclid-dbgsym | <ย 4.4.0-9026.28 | UNKNOWN |
| Ubuntu | 16.04 | noarch | linux-image-extra-4.4.0-9026-euclid | <ย 4.4.0-9026.28 | UNKNOWN |
| Ubuntu | 16.04 | noarch | linux-tools-4.4.0-9026-euclid | <ย 4.4.0-9026.28 | UNKNOWN |
References
Related
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
18.0%