CVE-2018-1108
MEDIUMCVSS 5.9/10EPSS 1.82%
Last modified
CVE-2018-1108 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. 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.. EPSS estimates a 1.82% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 4.16 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Debian | Debian Linux | 9.0 |
References
- http://www.securityfocus.com/bid/104055Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1108Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/3718-1/Third Party Advisory
- https://usn.ubuntu.com/3718-2/Third Party Advisory
- https://usn.ubuntu.com/3752-1/Third Party Advisory
- https://usn.ubuntu.com/3752-2/Third Party Advisory
- https://usn.ubuntu.com/3752-3/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4188Third Party Advisory
- http://www.securityfocus.com/bid/104055Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1108Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/3718-1/Third Party Advisory
- https://usn.ubuntu.com/3718-2/Third Party Advisory
- https://usn.ubuntu.com/3752-1/Third Party Advisory
- https://usn.ubuntu.com/3752-2/Third Party Advisory
- https://usn.ubuntu.com/3752-3/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4188Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-1108?
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.
How severe is CVE-2018-1108?
CVE-2018-1108 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 1.82% probability of exploitation in the next 30 days.
How do I fix CVE-2018-1108?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2018-1108?
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Scan your code nowSource: NVD / NIST