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Status published
Medium
CVE-2015-7837
The Linux kernel, as used in Red Hat Enterprise Linux...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://github.com/mjg59/linux/commit/4b2b64d5a6ebc84214755ebccd599baef7c1b798
- https://bugzilla.redhat.com/show_bug.cgi?id=1272472
- http://rhn.redhat.com/errata/RHSA-2015-2152.html
- http://www.securityfocus.com/bid/77097
- http://www.openwall.com/lists/oss-security/2015/10/15/6
- http://rhn.redhat.com/errata/RHSA-2015-2411.html
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Affected Vendor
redhat
View all reports →Affected Software
enterprise linux, enterprise linux desktop, enterprise linux server aus, enterprise linux workstation, enterprise mrg, kernel-rt
Vulnerable Versions:
7.0, 7.2, 7.3, 7.4, 2.0
Timeline
Official Publish:
September 19th, 2017
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.