CVE-2015-7837
- Source
- https://cve.org/CVERecord?id=CVE-2015-7837
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2015-7837.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2015-7837
- Aliases
- Downstream
- Withdrawn
- 2026-01-27T04:15:09.567276Z
- Published
- 2017-09-19T16:29:00Z
- Modified
- 2026-01-27T04:15:09.567276Z
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
- Summary
- [none]
- Details
-
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.
- References
-
- http://rhn.redhat.com/errata/RHSA-2015-2152.html
- http://rhn.redhat.com/errata/RHSA-2015-2411.html
- http://www.openwall.com/lists/oss-security/2015/10/15/6
- http://www.securityfocus.com/bid/77097
- https://bugzilla.redhat.com/show_bug.cgi?id=1272472
- https://github.com/mjg59/linux/commit/4b2b64d5a6ebc84214755ebccd599baef7c1b798