7.2 High
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
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
0.001 Low
EPSS
Percentile
28.1%
In the Linux kernel 4.14.x, 4.15.x, 4.16.x, 4.17.x, and 4.18.x before
4.18.13, faulty computation of numeric bounds in the BPF verifier permits
out-of-bounds memory accesses because adjust_scalar_min_max_vals in
kernel/bpf/verifier.c mishandles 32-bit right shifts.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | linux | < 4.15.0-43.46 | UNKNOWN |
ubuntu | 18.10 | noarch | linux | < 4.18.0-12.13 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws | < 4.15.0-1031.33 | UNKNOWN |
ubuntu | 18.10 | noarch | linux-aws | < 4.18.0-1006.7 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws-hwe | < 4.15.0-1031.33~16.04.1 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-azure | < 4.15.0-1036.38 | UNKNOWN |
ubuntu | 18.10 | noarch | linux-azure | < 4.18.0-1006.6 | UNKNOWN |
ubuntu | 14.04 | noarch | linux-azure | < 4.15.0-1036.38~14.04.2 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure | < 4.15.0-1036.38~16.04.1 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-azure-edge | < 4.15.0-1036.38 | UNKNOWN |
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b799207e1e1816b09e7a5920fbb2d5fcf6edd681
bugs.chromium.org/p/project-zero/issues/detail?id=1686
cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.75
cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.13
git.kernel.org/linus/b799207e1e1816b09e7a5920fbb2d5fcf6edd681
github.com/torvalds/linux/commit/b799207e1e1816b09e7a5920fbb2d5fcf6edd681
launchpad.net/bugs/cve/CVE-2018-18445
nvd.nist.gov/vuln/detail/CVE-2018-18445
security-tracker.debian.org/tracker/CVE-2018-18445
ubuntu.com/security/notices/USN-3832-1
ubuntu.com/security/notices/USN-3835-1
ubuntu.com/security/notices/USN-3847-1
ubuntu.com/security/notices/USN-3847-2
ubuntu.com/security/notices/USN-3847-3
www.cve.org/CVERecord?id=CVE-2018-18445
7.2 High
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
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
0.001 Low
EPSS
Percentile
28.1%