CVE-2018-5953
MEDIUMCVSS 5.5/10EPSS 0.40%
Last modified
CVE-2018-5953 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. The swiotlb_print_info function in lib/swiotlb.c in the Linux kernel through 4.14.14 allows local users to obtain sensitive address information by reading dmesg data from a "software IO TLB" printk call.. EPSS estimates a 0.40% chance of exploitation in the next 30 days.
Description
The swiotlb_print_info function in lib/swiotlb.c in the Linux kernel through 4.14.14 allows local users to obtain sensitive address information by reading dmesg data from a "software IO TLB" printk call.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 4.14.14 |
| Debian | Debian Linux | 8.0 |
References
- http://www.securityfocus.com/bid/105045Third Party Advisory, VDB Entry
- https://github.com/johnsonwangqize/cve-linux/blob/master/%20CVE-2018-5953.mdThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/03/msg00034.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/04/msg00004.htmlMailing List, Third Party Advisory
- http://www.securityfocus.com/bid/105045Third Party Advisory, VDB Entry
- https://github.com/johnsonwangqize/cve-linux/blob/master/%20CVE-2018-5953.mdThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/03/msg00034.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/04/msg00004.htmlMailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-5953?
The swiotlb_print_info function in lib/swiotlb.c in the Linux kernel through 4.14.14 allows local users to obtain sensitive address information by reading dmesg data from a "software IO TLB" printk call.
How severe is CVE-2018-5953?
CVE-2018-5953 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.
How do I fix CVE-2018-5953?
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-2018-5953?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST