Description (CNA)
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 (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / n/a | affected n/a |
CWE
No CWE identifiers supplied.
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
ADP enrichment
No English description supplied.
- 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