---
cve: "CVE-2015-7837"
severity: "LOW"
cvss: 3.1
epss: "41%"
vendor: "n/a"
kev: false
exploited: false
published: "2017-09-19 16:29:00"
tags: [cve, security, low]
source: tsecurity.de CVE-Dossier
exported: "2026-09-05T23:50:47+02:00"
---

# CVE-2015-7837

> 3.1 LOW · 🧪 PoC

## Beschreibung

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.

## Referenzen

- <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>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2015-7837) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_