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
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
10.9%
The BPF subsystem in the Linux kernel before 4.17 mishandles situations
with a long jump over an instruction sequence where inner instructions
require substantial expansions into multiple BPF instructions, leading to
an overflow. This affects kernel/bpf/core.c and net/core/filter.c.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | linux | <Â 4.15.0-166.174 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-hwe | <Â 4.15.0-166.174~16.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws | <Â 4.15.0-1118.125 | UNKNOWN |
ubuntu | 20.04 | noarch | linux-gkeop-5.15 | <Â any | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws-hwe | <Â 4.15.0-1118.125~16.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
ubuntu | 14.04 | noarch | linux-azure | <Â 4.15.0-1129.142~14.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure | <Â 4.15.0-1129.142~16.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
ubuntu | 18.04 | noarch | linux-azure-4.15 | <Â 4.15.0-1129.142 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-oracle | <Â 4.15.0-1085.93 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-oracle | <Â 4.15.0-1085.93~16.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only | UNKNOWN |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-25020
git.kernel.org/linus/050fad7c4534c13c8eb1d9c2ba66012e014773cb (4.17-rc7)
github.com/torvalds/linux/commit/050fad7c4534c13c8eb1d9c2ba66012e014773cb
launchpad.net/bugs/cve/CVE-2018-25020
nvd.nist.gov/vuln/detail/CVE-2018-25020
security-tracker.debian.org/tracker/CVE-2018-25020
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
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
10.9%