Summary
generated automatically from NVD dataCVE-1999-1166 affects the Linux kernel version 2.0.37, which does not properly encode the Custom segment limit. A local user could exploit this to access and modify kernel memory, leading to root privilege escalation. The flaw is rated 7.2 (HIGH) under CVSS v2.0, with a local attack vector, low complexity, no authentication required, and complete impact on confidentiality, integrity and availability.
NVD description
Linux 2.0.37 does not properly encode the Custom segment limit, which allows local users to gain root privileges by accessing and modifying kernel memory.
EPSS · FIRST.org
1.0%probability of exploitation in the next 30 days
Higher than 63% of scored CVEs
EPSS (Exploit Prediction Scoring System) estimates, from observed exploitation activity, how likely a CVE is to be exploited in the next 30 days. It complements CVSS, which measures severity, not likelihood. Score of 2026-10-29, recomputed daily by FIRST.org.
CVSS v2.0 Score
Information
- Published
- 11 juil. 1999
- Updated
- 16 juin 2026
- Status
- Modified
- Source
- cve@mitre.org
Affected products
Bounds published by NVD: "< 8.4.27" means 8.4.27 is no longer vulnerable. The fixed release to install is in the vendor advisory.
Weaknesses (CWE)
References (4)
- http://www.securityfocus.com/archive/1/18156PatchVendor Advisory
- http://www.securityfocus.com/bid/523ExploitPatchVendor Advisory
- http://www.securityfocus.com/archive/1/18156PatchVendor Advisory
- http://www.securityfocus.com/bid/523ExploitPatchVendor Advisory
Similar CVEs
Other vulnerabilities of type
Running Linux servers? Know which CVEs hit your version.
Add the product and its version: cveo.tech lists the CVEs that affect it right away, then alerts you by email when a new one affects it — including before NVD has finished its analysis. Free, an account is all it takes.