5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
0.007 Low
EPSS
Percentile
79.3%
kernel drivers before version 4.17-rc1 are vulnerable to a weakness in the
Linux kernel’s implementation of random seed data. Programs, early in the
boot sequence, could use the data allocated for the seed before it was
sufficiently generated.
Author | Note |
---|---|
sbeattie | not clear if RNDRESEEDCRNG ioctl should be backported, too; it’s unlikely user space will receive backports to support it. fix introduced regression bug LP: #1779827 |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | linux | < 4.15.0-33.36 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws | < 4.15.0-1020.20 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-azure | < 4.15.0-1022.23 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure | < 4.15.0-1022.22~16.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure-edge | < 4.15.0-1022.23 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-gcp | < 4.15.0-1018.19 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-gcp | < 4.15.0-1018.19~16.04.2 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-hwe | < 4.15.0-33.36~16.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-hwe-edge | < 4.15.0-33.36~16.04.1 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-kvm | < 4.15.0-1020.20 | UNKNOWN |
bugs.chromium.org/p/project-zero/issues/detail?id=1559
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1108
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=43838a23a05fbd13e47d750d3dfd77001536dd33
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8ef35c866f8862df074a49a93b0309725812dea8
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dc12baacb95f205948f64dc936a47d89ee110117
launchpad.net/bugs/cve/CVE-2018-1108
nvd.nist.gov/vuln/detail/CVE-2018-1108
security-tracker.debian.org/tracker/CVE-2018-1108
ubuntu.com/security/notices/USN-3752-1
ubuntu.com/security/notices/USN-3752-2
ubuntu.com/security/notices/USN-3752-3
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
0.007 Low
EPSS
Percentile
79.3%