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CVE-2015-7837

nvd nist
Published: Sep 19, 2017Modified: May 13, 2026

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5.5
Vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Exploitability: 1.8 / Impact: 3.6
Source: NVD

Description

The Linux kernel, as used in Red Hat Enterprise Linux 7, kernel-rt, and Enterprise MRG 2 and when booted with UEFI Secure Boot enabled, allows local users to bypass intended securelevel/secureboot restrictions by leveraging improper handling of secure_boot flag across kexec reboot.

Affected (9)

Redhat
6 products
Enterprise Linux
Enterprise Linux Desktop
Enterprise Linux Server Aus
Enterprise Linux Workstation
Enterprise Mrg
Kernel Rt
Configuration A
9 vulnerable
Vulnerable SoftwareAffected Versions
Redhat
Enterprise Linux
Version 7.0
Enterprise Linux
Version 7.2
Enterprise Linux
Version 7.3
Enterprise Linux Desktop
Version 7.0
Redhat
Enterprise Linux Server Aus
Version 7.3
Enterprise Linux Server Aus
Version 7.4
Enterprise Linux Workstation
Version 7.0
Enterprise Mrg
Version 2.0
Kernel Rt
Version 7.0

Related CWEs

CWE-254
CWE-254

References (12)

Source: cve@mitre.org
Vendor Advisory
Source: cve@mitre.org
Vendor Advisory
Source: cve@mitre.org
Mailing ListThird Party Advisory
Source: cve@mitre.org
Third Party AdvisoryVDB Entry
Source: cve@mitre.org
Issue TrackingVendor Advisory
Source: cve@mitre.org
Issue TrackingThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingThird Party Advisory

Timeline

No history available yet.