Stack-based buffer overflow in the get_matching_model_microcode function in arch/x86/kernel/cpu/microcode/intel_early.c in the Linux kernel before 4.0 allows context-dependent attackers to gain privileges by constructing a crafted microcode header and leveraging root privileges for write access to the initrd.

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Advisories
Source ID Title
Ubuntu USN Ubuntu USN USN-2587-1 Linux kernel (Trusty HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2588-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2589-1 Linux kernel (Utopic HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2590-1 Linux kernel vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T05:24:37.938Z

Reserved: 2015-03-20T00:00:00

Link: CVE-2015-2666

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2015-05-27T10:59:04.813

Modified: 2025-04-12T10:46:40.837

Link: CVE-2015-2666

cve-icon Redhat

Severity : Moderate

Publid Date: 2015-02-19T00:00:00Z

Links: CVE-2015-2666 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses